2022 lines
69 KiB
C
2022 lines
69 KiB
C
/*
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* Copyright (c) 2012 Intel Corporation. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* Simple AVC encoder based on libVA.
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*
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* Usage:
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* ./avcenc <width> <height> <input file> <output file> [qp]
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*/
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#include "sysdeps.h"
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <getopt.h>
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#include <unistd.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <assert.h>
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#include <time.h>
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#include <pthread.h>
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#include <va/va.h>
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#include <va/va_enc_h264.h>
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#include "va_display.h"
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#define NAL_REF_IDC_NONE 0
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#define NAL_REF_IDC_LOW 1
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#define NAL_REF_IDC_MEDIUM 2
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#define NAL_REF_IDC_HIGH 3
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#define NAL_NON_IDR 1
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#define NAL_IDR 5
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#define NAL_SPS 7
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#define NAL_PPS 8
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#define NAL_SEI 6
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#define SLICE_TYPE_P 0
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#define SLICE_TYPE_B 1
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#define SLICE_TYPE_I 2
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#define FRAME_IDR 7
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#define ENTROPY_MODE_CAVLC 0
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#define ENTROPY_MODE_CABAC 1
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#define PROFILE_IDC_BASELINE 66
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#define PROFILE_IDC_MAIN 77
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#define PROFILE_IDC_HIGH 100
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#define CHECK_VASTATUS(va_status,func) \
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if (va_status != VA_STATUS_SUCCESS) { \
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fprintf(stderr,"%s:%s (%d) failed,exit\n", __func__, func, __LINE__); \
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exit(1); \
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}
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static VADisplay va_dpy;
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static int picture_width, picture_width_in_mbs;
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static int picture_height, picture_height_in_mbs;
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static int frame_size;
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static unsigned char *newImageBuffer = 0;
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static int qp_value = 26;
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static int intra_period = 30;
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static int frame_bit_rate = -1;
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static int frame_rate = 30;
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static int ip_period = 1;
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#define MAX_SLICES 32
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static unsigned int MaxFrameNum = (1<<12);
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static unsigned int MaxPicOrderCntLsb = (1<<8);
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static unsigned int Log2MaxFrameNum = 12;
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static unsigned int Log2MaxPicOrderCntLsb = 8;
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static int
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build_packed_pic_buffer(unsigned char **header_buffer);
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static int
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build_packed_seq_buffer(unsigned char **header_buffer);
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static int
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build_packed_sei_pic_timing(unsigned int cpb_removal_length,
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unsigned int dpb_output_length,
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unsigned char **sei_buffer);
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static int
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build_packed_idr_sei_buffer_timing(unsigned int init_cpb_removal_delay_length,
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unsigned int cpb_removal_length,
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unsigned int dpb_output_length,
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unsigned char **sei_buffer);
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struct upload_thread_param
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{
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FILE *yuv_fp;
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VASurfaceID surface_id;
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};
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static void
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upload_yuv_to_surface(FILE *yuv_fp, VASurfaceID surface_id);
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static struct {
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VAProfile profile;
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int constraint_set_flag;
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VAEncSequenceParameterBufferH264 seq_param;
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VAEncPictureParameterBufferH264 pic_param;
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VAEncSliceParameterBufferH264 slice_param[MAX_SLICES];
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VAContextID context_id;
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VAConfigID config_id;
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VABufferID seq_param_buf_id; /* Sequence level parameter */
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VABufferID pic_param_buf_id; /* Picture level parameter */
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VABufferID slice_param_buf_id[MAX_SLICES]; /* Slice level parameter, multil slices */
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VABufferID codedbuf_buf_id; /* Output buffer, compressed data */
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VABufferID packed_seq_header_param_buf_id;
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VABufferID packed_seq_buf_id;
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VABufferID packed_pic_header_param_buf_id;
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VABufferID packed_pic_buf_id;
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VABufferID packed_sei_header_param_buf_id; /* the SEI buffer */
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VABufferID packed_sei_buf_id;
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VABufferID misc_parameter_hrd_buf_id;
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int num_slices;
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int codedbuf_i_size;
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int codedbuf_pb_size;
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int current_input_surface;
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int rate_control_method;
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struct upload_thread_param upload_thread_param;
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pthread_t upload_thread_id;
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int upload_thread_value;
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int i_initial_cpb_removal_delay;
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int i_initial_cpb_removal_delay_offset;
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int i_initial_cpb_removal_delay_length;
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int i_cpb_removal_delay;
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int i_cpb_removal_delay_length;
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int i_dpb_output_delay_length;
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int time_offset_length;
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unsigned long long idr_frame_num;
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unsigned long long prev_idr_cpb_removal;
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unsigned long long current_idr_cpb_removal;
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unsigned long long current_cpb_removal;
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/* This is relative to the current_cpb_removal */
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unsigned int current_dpb_removal_delta;
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} avcenc_context;
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static VAPictureH264 ReferenceFrames[16], RefPicList0[32], RefPicList1[32];
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static void create_encode_pipe()
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{
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VAEntrypoint entrypoints[5];
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int num_entrypoints,slice_entrypoint;
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VAConfigAttrib attrib[2];
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int major_ver, minor_ver;
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VAStatus va_status;
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va_dpy = va_open_display();
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va_status = vaInitialize(va_dpy, &major_ver, &minor_ver);
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CHECK_VASTATUS(va_status, "vaInitialize");
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vaQueryConfigEntrypoints(va_dpy, avcenc_context.profile, entrypoints,
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&num_entrypoints);
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for (slice_entrypoint = 0; slice_entrypoint < num_entrypoints; slice_entrypoint++) {
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if (entrypoints[slice_entrypoint] == VAEntrypointEncSlice)
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break;
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}
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if (slice_entrypoint == num_entrypoints) {
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/* not find Slice entry point */
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assert(0);
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}
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/* find out the format for the render target, and rate control mode */
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attrib[0].type = VAConfigAttribRTFormat;
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attrib[1].type = VAConfigAttribRateControl;
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vaGetConfigAttributes(va_dpy, avcenc_context.profile, VAEntrypointEncSlice,
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&attrib[0], 2);
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if ((attrib[0].value & VA_RT_FORMAT_YUV420) == 0) {
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/* not find desired YUV420 RT format */
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assert(0);
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}
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if ((attrib[1].value & avcenc_context.rate_control_method) == 0) {
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/* Can't find matched RC mode */
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printf("Can't find the desired RC mode, exit\n");
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assert(0);
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}
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attrib[0].value = VA_RT_FORMAT_YUV420; /* set to desired RT format */
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attrib[1].value = avcenc_context.rate_control_method; /* set to desired RC mode */
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va_status = vaCreateConfig(va_dpy, avcenc_context.profile, VAEntrypointEncSlice,
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&attrib[0], 2,&avcenc_context.config_id);
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CHECK_VASTATUS(va_status, "vaCreateConfig");
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/* Create a context for this decode pipe */
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va_status = vaCreateContext(va_dpy, avcenc_context.config_id,
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picture_width, picture_height,
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VA_PROGRESSIVE,
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0, 0,
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&avcenc_context.context_id);
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CHECK_VASTATUS(va_status, "vaCreateContext");
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}
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static void destory_encode_pipe()
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{
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vaDestroyContext(va_dpy,avcenc_context.context_id);
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vaDestroyConfig(va_dpy,avcenc_context.config_id);
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vaTerminate(va_dpy);
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va_close_display(va_dpy);
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}
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/***************************************************
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*
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* The encode pipe resource define
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*
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***************************************************/
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#define SID_INPUT_PICTURE_0 0
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#define SID_INPUT_PICTURE_1 1
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#define SID_REFERENCE_PICTURE_L0 2
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#define SID_REFERENCE_PICTURE_L1 3
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#define SID_RECON_PICTURE 4
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#define SID_NUMBER SID_RECON_PICTURE + 1
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#define SURFACE_NUM 16 /* 16 surfaces for reference */
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static VASurfaceID surface_ids[SID_NUMBER];
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static VASurfaceID ref_surface[SURFACE_NUM];
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static unsigned long long current_frame_display = 0;
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static unsigned long long current_IDR_display = 0;
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static VAPictureH264 CurrentCurrPic;
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#define current_slot (current_frame_display % SURFACE_NUM)
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static int frame_number;
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static unsigned long long enc_frame_number;
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static int current_frame_type;
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static int current_frame_num;
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static unsigned int current_poc;
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static unsigned int num_ref_frames = 2;
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static unsigned int numShortTerm = 0;
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/***************************************************/
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static void *
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upload_thread_function(void *data)
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{
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struct upload_thread_param *param = data;
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upload_yuv_to_surface(param->yuv_fp, param->surface_id);
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return NULL;
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}
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static void alloc_encode_resource(FILE *yuv_fp)
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{
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VAStatus va_status;
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// Create surface
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va_status = vaCreateSurfaces(
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va_dpy,
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VA_RT_FORMAT_YUV420, picture_width, picture_height,
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surface_ids, SID_NUMBER,
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NULL, 0
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);
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CHECK_VASTATUS(va_status, "vaCreateSurfaces");
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// Create surface
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va_status = vaCreateSurfaces(
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va_dpy,
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VA_RT_FORMAT_YUV420, picture_width, picture_height,
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ref_surface, SURFACE_NUM,
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NULL, 0
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);
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CHECK_VASTATUS(va_status, "vaCreateSurfaces");
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newImageBuffer = (unsigned char *)malloc(frame_size);
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/* firstly upload YUV data to SID_INPUT_PICTURE_1 */
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avcenc_context.upload_thread_param.yuv_fp = yuv_fp;
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avcenc_context.upload_thread_param.surface_id = surface_ids[SID_INPUT_PICTURE_1];
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avcenc_context.upload_thread_value = pthread_create(&avcenc_context.upload_thread_id,
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NULL,
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upload_thread_function,
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(void*)&avcenc_context.upload_thread_param);
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}
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static void release_encode_resource()
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{
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pthread_join(avcenc_context.upload_thread_id, NULL);
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free(newImageBuffer);
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// Release all the surfaces resource
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vaDestroySurfaces(va_dpy, surface_ids, SID_NUMBER);
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// Release all the reference surfaces
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vaDestroySurfaces(va_dpy, ref_surface, SURFACE_NUM);
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}
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static void avcenc_update_sei_param(int is_idr)
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{
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VAEncPackedHeaderParameterBuffer packed_header_param_buffer;
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unsigned int length_in_bits;
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unsigned char *packed_sei_buffer = NULL;
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VAStatus va_status;
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if (is_idr)
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length_in_bits = build_packed_idr_sei_buffer_timing(
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avcenc_context.i_initial_cpb_removal_delay_length,
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avcenc_context.i_cpb_removal_delay_length,
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avcenc_context.i_dpb_output_delay_length,
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&packed_sei_buffer);
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else
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length_in_bits = build_packed_sei_pic_timing(
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avcenc_context.i_cpb_removal_delay_length,
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avcenc_context.i_dpb_output_delay_length,
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&packed_sei_buffer);
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packed_header_param_buffer.type = VAEncPackedHeaderH264_SEI;
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packed_header_param_buffer.bit_length = length_in_bits;
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packed_header_param_buffer.has_emulation_bytes = 0;
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va_status = vaCreateBuffer(va_dpy,
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avcenc_context.context_id,
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VAEncPackedHeaderParameterBufferType,
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sizeof(packed_header_param_buffer), 1, &packed_header_param_buffer,
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&avcenc_context.packed_sei_header_param_buf_id);
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CHECK_VASTATUS(va_status,"vaCreateBuffer");
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va_status = vaCreateBuffer(va_dpy,
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avcenc_context.context_id,
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VAEncPackedHeaderDataBufferType,
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(length_in_bits + 7) / 8, 1, packed_sei_buffer,
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&avcenc_context.packed_sei_buf_id);
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CHECK_VASTATUS(va_status,"vaCreateBuffer");
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free(packed_sei_buffer);
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return;
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}
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#define partition(ref, field, key, ascending) \
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while (i <= j) { \
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if (ascending) { \
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while (ref[i].field < key) \
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i++; \
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while (ref[j].field > key) \
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j--; \
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} else { \
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while (ref[i].field > key) \
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i++; \
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while (ref[j].field < key) \
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j--; \
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} \
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if (i <= j) { \
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tmp = ref[i]; \
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ref[i] = ref[j]; \
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ref[j] = tmp; \
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i++; \
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j--; \
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} \
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} \
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static void sort_one(VAPictureH264 ref[], int left, int right,
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int ascending, int frame_idx)
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{
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int i = left, j = right;
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unsigned int key;
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VAPictureH264 tmp;
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if (frame_idx) {
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key = ref[(left + right) / 2].frame_idx;
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partition(ref, frame_idx, key, ascending);
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} else {
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key = ref[(left + right) / 2].TopFieldOrderCnt;
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partition(ref, TopFieldOrderCnt, (signed int)key, ascending);
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}
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/* recursion */
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if (left < j)
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sort_one(ref, left, j, ascending, frame_idx);
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if (i < right)
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sort_one(ref, i, right, ascending, frame_idx);
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}
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static void sort_two(VAPictureH264 ref[], int left, int right, unsigned int key, unsigned int frame_idx,
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int partition_ascending, int list0_ascending, int list1_ascending)
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{
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int i = left, j = right;
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VAPictureH264 tmp;
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if (frame_idx) {
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partition(ref, frame_idx, key, partition_ascending);
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} else {
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partition(ref, TopFieldOrderCnt, (signed int)key, partition_ascending);
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}
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sort_one(ref, left, i-1, list0_ascending, frame_idx);
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sort_one(ref, j+1, right, list1_ascending, frame_idx);
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}
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static int update_RefPicList()
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{
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if (current_frame_type == SLICE_TYPE_P) {
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memcpy(RefPicList0, ReferenceFrames, numShortTerm * sizeof(VAPictureH264));
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sort_one(RefPicList0, 0, numShortTerm-1, 0, 1);
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}
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if (current_frame_type == SLICE_TYPE_B) {
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memcpy(RefPicList0, ReferenceFrames, numShortTerm * sizeof(VAPictureH264));
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sort_two(RefPicList0, 0, numShortTerm-1, current_poc, 0,
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1, 0, 1);
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memcpy(RefPicList1, ReferenceFrames, numShortTerm * sizeof(VAPictureH264));
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sort_two(RefPicList1, 0, numShortTerm-1, current_poc, 0,
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0, 1, 0);
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}
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return 0;
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}
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static int calc_poc(int pic_order_cnt_lsb)
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{
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static int PicOrderCntMsb_ref = 0, pic_order_cnt_lsb_ref = 0;
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int prevPicOrderCntMsb, prevPicOrderCntLsb;
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int PicOrderCntMsb, TopFieldOrderCnt;
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if (current_frame_type == FRAME_IDR)
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prevPicOrderCntMsb = prevPicOrderCntLsb = 0;
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else {
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prevPicOrderCntMsb = PicOrderCntMsb_ref;
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prevPicOrderCntLsb = pic_order_cnt_lsb_ref;
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}
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if ((pic_order_cnt_lsb < prevPicOrderCntLsb) &&
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((prevPicOrderCntLsb - pic_order_cnt_lsb) >= (int)(MaxPicOrderCntLsb / 2)))
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PicOrderCntMsb = prevPicOrderCntMsb + MaxPicOrderCntLsb;
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else if ((pic_order_cnt_lsb > prevPicOrderCntLsb) &&
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((pic_order_cnt_lsb - prevPicOrderCntLsb) > (int)(MaxPicOrderCntLsb / 2)))
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PicOrderCntMsb = prevPicOrderCntMsb - MaxPicOrderCntLsb;
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else
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PicOrderCntMsb = prevPicOrderCntMsb;
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TopFieldOrderCnt = PicOrderCntMsb + pic_order_cnt_lsb;
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if (current_frame_type != SLICE_TYPE_B) {
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PicOrderCntMsb_ref = PicOrderCntMsb;
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pic_order_cnt_lsb_ref = pic_order_cnt_lsb;
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}
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return TopFieldOrderCnt;
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}
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static void avcenc_update_picture_parameter(int slice_type, int is_idr)
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{
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VAEncPictureParameterBufferH264 *pic_param;
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VAStatus va_status;
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// Picture level
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pic_param = &avcenc_context.pic_param;
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|
|
|
pic_param->CurrPic.picture_id = ref_surface[current_slot];
|
|
pic_param->CurrPic.frame_idx = current_frame_num;
|
|
pic_param->CurrPic.flags = 0;
|
|
|
|
pic_param->CurrPic.TopFieldOrderCnt = current_poc;
|
|
pic_param->CurrPic.BottomFieldOrderCnt = pic_param->CurrPic.TopFieldOrderCnt;
|
|
|
|
assert(avcenc_context.codedbuf_buf_id != VA_INVALID_ID);
|
|
pic_param->coded_buf = avcenc_context.codedbuf_buf_id;
|
|
pic_param->frame_num = current_frame_num;
|
|
pic_param->pic_fields.bits.idr_pic_flag = !!is_idr;
|
|
pic_param->pic_fields.bits.reference_pic_flag = (slice_type != SLICE_TYPE_B);
|
|
CurrentCurrPic = pic_param->CurrPic;
|
|
|
|
if (slice_type == SLICE_TYPE_P || slice_type == SLICE_TYPE_B)
|
|
memset(pic_param->ReferenceFrames, 0xff, 16 * sizeof(VAPictureH264)); /* invalid all */
|
|
|
|
if ((slice_type == SLICE_TYPE_P) || (slice_type == SLICE_TYPE_B)) {
|
|
pic_param->ReferenceFrames[0] = RefPicList0[0];
|
|
}
|
|
if (slice_type == SLICE_TYPE_B) {
|
|
pic_param->ReferenceFrames[1] = RefPicList1[0];
|
|
}
|
|
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncPictureParameterBufferType,
|
|
sizeof(*pic_param), 1, pic_param,
|
|
&avcenc_context.pic_param_buf_id);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");
|
|
|
|
}
|
|
|
|
#ifndef VA_FOURCC_I420
|
|
#define VA_FOURCC_I420 0x30323449
|
|
#endif
|
|
|
|
static void upload_yuv_to_surface(FILE *yuv_fp, VASurfaceID surface_id)
|
|
{
|
|
VAImage surface_image;
|
|
VAStatus va_status;
|
|
void *surface_p = NULL;
|
|
unsigned char *y_src, *u_src, *v_src;
|
|
unsigned char *y_dst, *u_dst, *v_dst;
|
|
int y_size = picture_width * picture_height;
|
|
int u_size = (picture_width >> 1) * (picture_height >> 1);
|
|
int row, col;
|
|
size_t n_items;
|
|
|
|
do {
|
|
n_items = fread(newImageBuffer, frame_size, 1, yuv_fp);
|
|
} while (n_items != 1);
|
|
|
|
va_status = vaDeriveImage(va_dpy, surface_id, &surface_image);
|
|
CHECK_VASTATUS(va_status,"vaDeriveImage");
|
|
|
|
vaMapBuffer(va_dpy, surface_image.buf, &surface_p);
|
|
assert(VA_STATUS_SUCCESS == va_status);
|
|
|
|
y_src = newImageBuffer;
|
|
u_src = newImageBuffer + y_size; /* UV offset for NV12 */
|
|
v_src = newImageBuffer + y_size + u_size;
|
|
|
|
y_dst = surface_p + surface_image.offsets[0];
|
|
u_dst = surface_p + surface_image.offsets[1]; /* UV offset for NV12 */
|
|
v_dst = surface_p + surface_image.offsets[2];
|
|
|
|
/* Y plane */
|
|
for (row = 0; row < surface_image.height; row++) {
|
|
memcpy(y_dst, y_src, surface_image.width);
|
|
y_dst += surface_image.pitches[0];
|
|
y_src += picture_width;
|
|
}
|
|
|
|
if (surface_image.format.fourcc == VA_FOURCC_NV12) { /* UV plane */
|
|
for (row = 0; row < surface_image.height / 2; row++) {
|
|
for (col = 0; col < surface_image.width / 2; col++) {
|
|
u_dst[col * 2] = u_src[col];
|
|
u_dst[col * 2 + 1] = v_src[col];
|
|
}
|
|
|
|
u_dst += surface_image.pitches[1];
|
|
u_src += (picture_width / 2);
|
|
v_src += (picture_width / 2);
|
|
}
|
|
} else if (surface_image.format.fourcc == VA_FOURCC_YV12 ||
|
|
surface_image.format.fourcc == VA_FOURCC_I420) {
|
|
const int U = surface_image.format.fourcc == VA_FOURCC_I420 ? 1 : 2;
|
|
const int V = surface_image.format.fourcc == VA_FOURCC_I420 ? 2 : 1;
|
|
|
|
u_dst = surface_p + surface_image.offsets[U];
|
|
v_dst = surface_p + surface_image.offsets[V];
|
|
|
|
for (row = 0; row < surface_image.height / 2; row++) {
|
|
memcpy(u_dst, u_src, surface_image.width / 2);
|
|
memcpy(v_dst, v_src, surface_image.width / 2);
|
|
u_dst += surface_image.pitches[U];
|
|
v_dst += surface_image.pitches[V];
|
|
u_src += (picture_width / 2);
|
|
v_src += (picture_width / 2);
|
|
}
|
|
}
|
|
|
|
vaUnmapBuffer(va_dpy, surface_image.buf);
|
|
vaDestroyImage(va_dpy, surface_image.image_id);
|
|
}
|
|
|
|
static void avcenc_update_slice_parameter(int slice_type)
|
|
{
|
|
VAEncSliceParameterBufferH264 *slice_param;
|
|
VAStatus va_status;
|
|
int i;
|
|
|
|
// Slice level
|
|
i = 0;
|
|
slice_param = &avcenc_context.slice_param[i];
|
|
slice_param->macroblock_address = 0;
|
|
slice_param->num_macroblocks = picture_height_in_mbs * picture_width_in_mbs;
|
|
slice_param->pic_parameter_set_id = 0;
|
|
slice_param->slice_type = slice_type;
|
|
slice_param->direct_spatial_mv_pred_flag = 0;
|
|
slice_param->num_ref_idx_l0_active_minus1 = 0; /* FIXME: ??? */
|
|
slice_param->num_ref_idx_l1_active_minus1 = 0;
|
|
slice_param->cabac_init_idc = 0;
|
|
slice_param->slice_qp_delta = 0;
|
|
slice_param->disable_deblocking_filter_idc = 0;
|
|
slice_param->slice_alpha_c0_offset_div2 = 2;
|
|
slice_param->slice_beta_offset_div2 = 2;
|
|
slice_param->idr_pic_id = 0;
|
|
|
|
/* FIXME: fill other fields */
|
|
if ((slice_type == SLICE_TYPE_P) || (slice_type == SLICE_TYPE_B)) {
|
|
memset(slice_param->RefPicList0, 0xFF, 32 * sizeof(VAPictureH264));
|
|
slice_param->RefPicList0[0] = RefPicList0[0];
|
|
}
|
|
|
|
if ((slice_type == SLICE_TYPE_B)) {
|
|
memset(slice_param->RefPicList1, 0xFF, 32 * sizeof(VAPictureH264));
|
|
slice_param->RefPicList1[0] = RefPicList1[0];
|
|
}
|
|
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncSliceParameterBufferType,
|
|
sizeof(*slice_param), 1, slice_param,
|
|
&avcenc_context.slice_param_buf_id[i]);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");;
|
|
i++;
|
|
|
|
#if 0
|
|
slice_param = &avcenc_context.slice_param[i];
|
|
slice_param->macroblock_address = picture_height_in_mbs * picture_width_in_mbs / 2;
|
|
slice_param->num_macroblocks = picture_height_in_mbs * picture_width_in_mbs / 2;
|
|
slice_param->pic_parameter_set_id = 0;
|
|
slice_param->slice_type = slice_type;
|
|
slice_param->direct_spatial_mv_pred_flag = 0;
|
|
slice_param->num_ref_idx_l0_active_minus1 = 0; /* FIXME: ??? */
|
|
slice_param->num_ref_idx_l1_active_minus1 = 0;
|
|
slice_param->cabac_init_idc = 0;
|
|
slice_param->slice_qp_delta = 0;
|
|
slice_param->disable_deblocking_filter_idc = 0;
|
|
slice_param->slice_alpha_c0_offset_div2 = 2;
|
|
slice_param->slice_beta_offset_div2 = 2;
|
|
slice_param->idr_pic_id = 0;
|
|
|
|
/* FIXME: fill other fields */
|
|
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncSliceParameterBufferType,
|
|
sizeof(*slice_param), 1, slice_param,
|
|
&avcenc_context.slice_param_buf_id[i]);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");;
|
|
i++;
|
|
#endif
|
|
|
|
avcenc_context.num_slices = i;
|
|
}
|
|
|
|
static int update_ReferenceFrames(void)
|
|
{
|
|
int i;
|
|
|
|
/* B-frame is not used for reference */
|
|
if (current_frame_type == SLICE_TYPE_B)
|
|
return 0;
|
|
|
|
CurrentCurrPic.flags = VA_PICTURE_H264_SHORT_TERM_REFERENCE;
|
|
numShortTerm++;
|
|
if (numShortTerm > num_ref_frames)
|
|
numShortTerm = num_ref_frames;
|
|
for (i=numShortTerm-1; i>0; i--)
|
|
ReferenceFrames[i] = ReferenceFrames[i-1];
|
|
ReferenceFrames[0] = CurrentCurrPic;
|
|
|
|
if (current_frame_type != SLICE_TYPE_B)
|
|
current_frame_num++;
|
|
if (current_frame_num > MaxFrameNum)
|
|
current_frame_num = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int begin_picture(FILE *yuv_fp, int frame_num, int display_num, int slice_type, int is_idr)
|
|
{
|
|
VAStatus va_status;
|
|
|
|
if (avcenc_context.upload_thread_value != 0) {
|
|
fprintf(stderr, "FATAL error!!!\n");
|
|
exit(1);
|
|
}
|
|
|
|
pthread_join(avcenc_context.upload_thread_id, NULL);
|
|
|
|
avcenc_context.upload_thread_value = -1;
|
|
|
|
if (avcenc_context.current_input_surface == SID_INPUT_PICTURE_0)
|
|
avcenc_context.current_input_surface = SID_INPUT_PICTURE_1;
|
|
else
|
|
avcenc_context.current_input_surface = SID_INPUT_PICTURE_0;
|
|
|
|
if (is_idr) {
|
|
VAEncPackedHeaderParameterBuffer packed_header_param_buffer;
|
|
unsigned int length_in_bits, offset_in_bytes;
|
|
unsigned char *packed_seq_buffer = NULL, *packed_pic_buffer = NULL;
|
|
|
|
assert(slice_type == SLICE_TYPE_I);
|
|
length_in_bits = build_packed_seq_buffer(&packed_seq_buffer);
|
|
offset_in_bytes = 0;
|
|
packed_header_param_buffer.type = VAEncPackedHeaderSequence;
|
|
packed_header_param_buffer.bit_length = length_in_bits;
|
|
packed_header_param_buffer.has_emulation_bytes = 0;
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncPackedHeaderParameterBufferType,
|
|
sizeof(packed_header_param_buffer), 1, &packed_header_param_buffer,
|
|
&avcenc_context.packed_seq_header_param_buf_id);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");
|
|
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncPackedHeaderDataBufferType,
|
|
(length_in_bits + 7) / 8, 1, packed_seq_buffer,
|
|
&avcenc_context.packed_seq_buf_id);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");
|
|
|
|
length_in_bits = build_packed_pic_buffer(&packed_pic_buffer);
|
|
offset_in_bytes = 0;
|
|
packed_header_param_buffer.type = VAEncPackedHeaderPicture;
|
|
packed_header_param_buffer.bit_length = length_in_bits;
|
|
packed_header_param_buffer.has_emulation_bytes = 0;
|
|
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncPackedHeaderParameterBufferType,
|
|
sizeof(packed_header_param_buffer), 1, &packed_header_param_buffer,
|
|
&avcenc_context.packed_pic_header_param_buf_id);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");
|
|
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncPackedHeaderDataBufferType,
|
|
(length_in_bits + 7) / 8, 1, packed_pic_buffer,
|
|
&avcenc_context.packed_pic_buf_id);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");
|
|
|
|
free(packed_seq_buffer);
|
|
free(packed_pic_buffer);
|
|
}
|
|
|
|
/* sequence parameter set */
|
|
VAEncSequenceParameterBufferH264 *seq_param = &avcenc_context.seq_param;
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncSequenceParameterBufferType,
|
|
sizeof(*seq_param), 1, seq_param,
|
|
&avcenc_context.seq_param_buf_id);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");
|
|
|
|
|
|
/* hrd parameter */
|
|
VAEncMiscParameterBuffer *misc_param;
|
|
VAEncMiscParameterHRD *misc_hrd_param;
|
|
vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncMiscParameterBufferType,
|
|
sizeof(VAEncMiscParameterBuffer) + sizeof(VAEncMiscParameterRateControl),
|
|
1,
|
|
NULL,
|
|
&avcenc_context.misc_parameter_hrd_buf_id);
|
|
CHECK_VASTATUS(va_status, "vaCreateBuffer");
|
|
|
|
vaMapBuffer(va_dpy,
|
|
avcenc_context.misc_parameter_hrd_buf_id,
|
|
(void **)&misc_param);
|
|
misc_param->type = VAEncMiscParameterTypeHRD;
|
|
misc_hrd_param = (VAEncMiscParameterHRD *)misc_param->data;
|
|
|
|
if (frame_bit_rate > 0) {
|
|
misc_hrd_param->initial_buffer_fullness = frame_bit_rate * 1000 * 4;
|
|
misc_hrd_param->buffer_size = frame_bit_rate * 1000 * 8;
|
|
} else {
|
|
misc_hrd_param->initial_buffer_fullness = 0;
|
|
misc_hrd_param->buffer_size = 0;
|
|
}
|
|
|
|
vaUnmapBuffer(va_dpy, avcenc_context.misc_parameter_hrd_buf_id);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int avcenc_render_picture()
|
|
{
|
|
VAStatus va_status;
|
|
VABufferID va_buffers[10];
|
|
unsigned int num_va_buffers = 0;
|
|
int i;
|
|
|
|
va_buffers[num_va_buffers++] = avcenc_context.seq_param_buf_id;
|
|
va_buffers[num_va_buffers++] = avcenc_context.pic_param_buf_id;
|
|
|
|
if (avcenc_context.packed_seq_header_param_buf_id != VA_INVALID_ID)
|
|
va_buffers[num_va_buffers++] = avcenc_context.packed_seq_header_param_buf_id;
|
|
|
|
if (avcenc_context.packed_seq_buf_id != VA_INVALID_ID)
|
|
va_buffers[num_va_buffers++] = avcenc_context.packed_seq_buf_id;
|
|
|
|
if (avcenc_context.packed_pic_header_param_buf_id != VA_INVALID_ID)
|
|
va_buffers[num_va_buffers++] = avcenc_context.packed_pic_header_param_buf_id;
|
|
|
|
if (avcenc_context.packed_pic_buf_id != VA_INVALID_ID)
|
|
va_buffers[num_va_buffers++] = avcenc_context.packed_pic_buf_id;
|
|
|
|
if (avcenc_context.packed_sei_header_param_buf_id != VA_INVALID_ID)
|
|
va_buffers[num_va_buffers++] = avcenc_context.packed_sei_header_param_buf_id;
|
|
|
|
if (avcenc_context.packed_sei_buf_id != VA_INVALID_ID)
|
|
va_buffers[num_va_buffers++] = avcenc_context.packed_sei_buf_id;
|
|
|
|
if (avcenc_context.misc_parameter_hrd_buf_id != VA_INVALID_ID)
|
|
va_buffers[num_va_buffers++] = avcenc_context.misc_parameter_hrd_buf_id;
|
|
|
|
va_status = vaBeginPicture(va_dpy,
|
|
avcenc_context.context_id,
|
|
surface_ids[avcenc_context.current_input_surface]);
|
|
CHECK_VASTATUS(va_status,"vaBeginPicture");
|
|
|
|
va_status = vaRenderPicture(va_dpy,
|
|
avcenc_context.context_id,
|
|
va_buffers,
|
|
num_va_buffers);
|
|
CHECK_VASTATUS(va_status,"vaRenderPicture");
|
|
|
|
for(i = 0; i < avcenc_context.num_slices; i++) {
|
|
va_status = vaRenderPicture(va_dpy,
|
|
avcenc_context.context_id,
|
|
&avcenc_context.slice_param_buf_id[i],
|
|
1);
|
|
CHECK_VASTATUS(va_status,"vaRenderPicture");
|
|
}
|
|
|
|
va_status = vaEndPicture(va_dpy, avcenc_context.context_id);
|
|
CHECK_VASTATUS(va_status,"vaEndPicture");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int avcenc_destroy_buffers(VABufferID *va_buffers, unsigned int num_va_buffers)
|
|
{
|
|
VAStatus va_status;
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < num_va_buffers; i++) {
|
|
if (va_buffers[i] != VA_INVALID_ID) {
|
|
va_status = vaDestroyBuffer(va_dpy, va_buffers[i]);
|
|
CHECK_VASTATUS(va_status,"vaDestroyBuffer");
|
|
va_buffers[i] = VA_INVALID_ID;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void end_picture()
|
|
{
|
|
|
|
update_ReferenceFrames();
|
|
avcenc_destroy_buffers(&avcenc_context.seq_param_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.pic_param_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.packed_seq_header_param_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.packed_seq_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.packed_pic_header_param_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.packed_pic_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.packed_sei_header_param_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.packed_sei_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.slice_param_buf_id[0], avcenc_context.num_slices);
|
|
avcenc_destroy_buffers(&avcenc_context.codedbuf_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.misc_parameter_hrd_buf_id, 1);
|
|
|
|
memset(avcenc_context.slice_param, 0, sizeof(avcenc_context.slice_param));
|
|
avcenc_context.num_slices = 0;
|
|
}
|
|
|
|
#define BITSTREAM_ALLOCATE_STEPPING 4096
|
|
|
|
struct __bitstream {
|
|
unsigned int *buffer;
|
|
int bit_offset;
|
|
int max_size_in_dword;
|
|
};
|
|
|
|
typedef struct __bitstream bitstream;
|
|
|
|
#if 0
|
|
static int
|
|
get_coded_bitsteam_length(unsigned char *buffer, int buffer_length)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < buffer_length - 3; i++) {
|
|
if (!buffer[i] &&
|
|
!buffer[i + 1] &&
|
|
!buffer[i + 2] &&
|
|
!buffer[i + 3])
|
|
break;
|
|
}
|
|
|
|
return i;
|
|
}
|
|
#endif
|
|
|
|
static unsigned int
|
|
va_swap32(unsigned int val)
|
|
{
|
|
unsigned char *pval = (unsigned char *)&val;
|
|
|
|
return ((pval[0] << 24) |
|
|
(pval[1] << 16) |
|
|
(pval[2] << 8) |
|
|
(pval[3] << 0));
|
|
}
|
|
|
|
static void
|
|
bitstream_start(bitstream *bs)
|
|
{
|
|
bs->max_size_in_dword = BITSTREAM_ALLOCATE_STEPPING;
|
|
bs->buffer = calloc(bs->max_size_in_dword * sizeof(int), 1);
|
|
bs->bit_offset = 0;
|
|
}
|
|
|
|
static void
|
|
bitstream_end(bitstream *bs)
|
|
{
|
|
int pos = (bs->bit_offset >> 5);
|
|
int bit_offset = (bs->bit_offset & 0x1f);
|
|
int bit_left = 32 - bit_offset;
|
|
|
|
if (bit_offset) {
|
|
bs->buffer[pos] = va_swap32((bs->buffer[pos] << bit_left));
|
|
}
|
|
}
|
|
|
|
static void
|
|
bitstream_put_ui(bitstream *bs, unsigned int val, int size_in_bits)
|
|
{
|
|
int pos = (bs->bit_offset >> 5);
|
|
int bit_offset = (bs->bit_offset & 0x1f);
|
|
int bit_left = 32 - bit_offset;
|
|
|
|
if (!size_in_bits)
|
|
return;
|
|
|
|
bs->bit_offset += size_in_bits;
|
|
|
|
if (bit_left > size_in_bits) {
|
|
bs->buffer[pos] = (bs->buffer[pos] << size_in_bits | val);
|
|
} else {
|
|
size_in_bits -= bit_left;
|
|
bs->buffer[pos] = (bs->buffer[pos] << bit_left) | (val >> size_in_bits);
|
|
bs->buffer[pos] = va_swap32(bs->buffer[pos]);
|
|
|
|
if (pos + 1 == bs->max_size_in_dword) {
|
|
bs->max_size_in_dword += BITSTREAM_ALLOCATE_STEPPING;
|
|
bs->buffer = realloc(bs->buffer, bs->max_size_in_dword * sizeof(unsigned int));
|
|
}
|
|
|
|
bs->buffer[pos + 1] = val;
|
|
}
|
|
}
|
|
|
|
static void
|
|
bitstream_put_ue(bitstream *bs, unsigned int val)
|
|
{
|
|
int size_in_bits = 0;
|
|
int tmp_val = ++val;
|
|
|
|
while (tmp_val) {
|
|
tmp_val >>= 1;
|
|
size_in_bits++;
|
|
}
|
|
|
|
bitstream_put_ui(bs, 0, size_in_bits - 1); // leading zero
|
|
bitstream_put_ui(bs, val, size_in_bits);
|
|
}
|
|
|
|
static void
|
|
bitstream_put_se(bitstream *bs, int val)
|
|
{
|
|
unsigned int new_val;
|
|
|
|
if (val <= 0)
|
|
new_val = -2 * val;
|
|
else
|
|
new_val = 2 * val - 1;
|
|
|
|
bitstream_put_ue(bs, new_val);
|
|
}
|
|
|
|
static void
|
|
bitstream_byte_aligning(bitstream *bs, int bit)
|
|
{
|
|
int bit_offset = (bs->bit_offset & 0x7);
|
|
int bit_left = 8 - bit_offset;
|
|
int new_val;
|
|
|
|
if (!bit_offset)
|
|
return;
|
|
|
|
assert(bit == 0 || bit == 1);
|
|
|
|
if (bit)
|
|
new_val = (1 << bit_left) - 1;
|
|
else
|
|
new_val = 0;
|
|
|
|
bitstream_put_ui(bs, new_val, bit_left);
|
|
}
|
|
|
|
static void
|
|
rbsp_trailing_bits(bitstream *bs)
|
|
{
|
|
bitstream_put_ui(bs, 1, 1);
|
|
bitstream_byte_aligning(bs, 0);
|
|
}
|
|
|
|
static void nal_start_code_prefix(bitstream *bs)
|
|
{
|
|
bitstream_put_ui(bs, 0x00000001, 32);
|
|
}
|
|
|
|
static void nal_header(bitstream *bs, int nal_ref_idc, int nal_unit_type)
|
|
{
|
|
bitstream_put_ui(bs, 0, 1); /* forbidden_zero_bit: 0 */
|
|
bitstream_put_ui(bs, nal_ref_idc, 2);
|
|
bitstream_put_ui(bs, nal_unit_type, 5);
|
|
}
|
|
|
|
static void sps_rbsp(bitstream *bs)
|
|
{
|
|
VAEncSequenceParameterBufferH264 *seq_param = &avcenc_context.seq_param;
|
|
int profile_idc = PROFILE_IDC_BASELINE;
|
|
|
|
if (avcenc_context.profile == VAProfileH264High)
|
|
profile_idc = PROFILE_IDC_HIGH;
|
|
else if (avcenc_context.profile == VAProfileH264Main)
|
|
profile_idc = PROFILE_IDC_MAIN;
|
|
|
|
bitstream_put_ui(bs, profile_idc, 8); /* profile_idc */
|
|
bitstream_put_ui(bs, !!(avcenc_context.constraint_set_flag & 1), 1); /* constraint_set0_flag */
|
|
bitstream_put_ui(bs, !!(avcenc_context.constraint_set_flag & 2), 1); /* constraint_set1_flag */
|
|
bitstream_put_ui(bs, !!(avcenc_context.constraint_set_flag & 4), 1); /* constraint_set2_flag */
|
|
bitstream_put_ui(bs, !!(avcenc_context.constraint_set_flag & 8), 1); /* constraint_set3_flag */
|
|
bitstream_put_ui(bs, 0, 4); /* reserved_zero_4bits */
|
|
bitstream_put_ui(bs, seq_param->level_idc, 8); /* level_idc */
|
|
bitstream_put_ue(bs, seq_param->seq_parameter_set_id); /* seq_parameter_set_id */
|
|
|
|
if ( profile_idc == PROFILE_IDC_HIGH) {
|
|
bitstream_put_ue(bs, 1); /* chroma_format_idc = 1, 4:2:0 */
|
|
bitstream_put_ue(bs, 0); /* bit_depth_luma_minus8 */
|
|
bitstream_put_ue(bs, 0); /* bit_depth_chroma_minus8 */
|
|
bitstream_put_ui(bs, 0, 1); /* qpprime_y_zero_transform_bypass_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* seq_scaling_matrix_present_flag */
|
|
}
|
|
|
|
bitstream_put_ue(bs, seq_param->seq_fields.bits.log2_max_frame_num_minus4); /* log2_max_frame_num_minus4 */
|
|
bitstream_put_ue(bs, seq_param->seq_fields.bits.pic_order_cnt_type); /* pic_order_cnt_type */
|
|
|
|
if (seq_param->seq_fields.bits.pic_order_cnt_type == 0)
|
|
bitstream_put_ue(bs, seq_param->seq_fields.bits.log2_max_pic_order_cnt_lsb_minus4); /* log2_max_pic_order_cnt_lsb_minus4 */
|
|
else {
|
|
assert(0);
|
|
}
|
|
|
|
bitstream_put_ue(bs, seq_param->max_num_ref_frames); /* num_ref_frames */
|
|
bitstream_put_ui(bs, 0, 1); /* gaps_in_frame_num_value_allowed_flag */
|
|
|
|
bitstream_put_ue(bs, seq_param->picture_width_in_mbs - 1); /* pic_width_in_mbs_minus1 */
|
|
bitstream_put_ue(bs, seq_param->picture_height_in_mbs - 1); /* pic_height_in_map_units_minus1 */
|
|
bitstream_put_ui(bs, seq_param->seq_fields.bits.frame_mbs_only_flag, 1); /* frame_mbs_only_flag */
|
|
|
|
if (!seq_param->seq_fields.bits.frame_mbs_only_flag) {
|
|
assert(0);
|
|
}
|
|
|
|
bitstream_put_ui(bs, seq_param->seq_fields.bits.direct_8x8_inference_flag, 1); /* direct_8x8_inference_flag */
|
|
bitstream_put_ui(bs, seq_param->frame_cropping_flag, 1); /* frame_cropping_flag */
|
|
|
|
if (seq_param->frame_cropping_flag) {
|
|
bitstream_put_ue(bs, seq_param->frame_crop_left_offset); /* frame_crop_left_offset */
|
|
bitstream_put_ue(bs, seq_param->frame_crop_right_offset); /* frame_crop_right_offset */
|
|
bitstream_put_ue(bs, seq_param->frame_crop_top_offset); /* frame_crop_top_offset */
|
|
bitstream_put_ue(bs, seq_param->frame_crop_bottom_offset); /* frame_crop_bottom_offset */
|
|
}
|
|
|
|
if ( frame_bit_rate < 0 ) {
|
|
bitstream_put_ui(bs, 0, 1); /* vui_parameters_present_flag */
|
|
} else {
|
|
bitstream_put_ui(bs, 1, 1); /* vui_parameters_present_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* aspect_ratio_info_present_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* overscan_info_present_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* video_signal_type_present_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* chroma_loc_info_present_flag */
|
|
bitstream_put_ui(bs, 1, 1); /* timing_info_present_flag */
|
|
{
|
|
bitstream_put_ui(bs, 1, 32);
|
|
bitstream_put_ui(bs, frame_rate * 2, 32);
|
|
bitstream_put_ui(bs, 1, 1);
|
|
}
|
|
bitstream_put_ui(bs, 1, 1); /* nal_hrd_parameters_present_flag */
|
|
{
|
|
// hrd_parameters
|
|
bitstream_put_ue(bs, 0); /* cpb_cnt_minus1 */
|
|
bitstream_put_ui(bs, 0, 4); /* bit_rate_scale */
|
|
bitstream_put_ui(bs, 2, 4); /* cpb_size_scale */
|
|
|
|
/* the frame_bit_rate is in kbps */
|
|
bitstream_put_ue(bs, (((frame_bit_rate * 1000)>> 6) - 1)); /* bit_rate_value_minus1[0] */
|
|
bitstream_put_ue(bs, ((frame_bit_rate * 8000) >> 6) - 1); /* cpb_size_value_minus1[0] */
|
|
bitstream_put_ui(bs, 1, 1); /* cbr_flag[0] */
|
|
|
|
/* initial_cpb_removal_delay_length_minus1 */
|
|
bitstream_put_ui(bs,
|
|
(avcenc_context.i_initial_cpb_removal_delay_length - 1), 5);
|
|
/* cpb_removal_delay_length_minus1 */
|
|
bitstream_put_ui(bs,
|
|
(avcenc_context.i_cpb_removal_delay_length - 1), 5);
|
|
/* dpb_output_delay_length_minus1 */
|
|
bitstream_put_ui(bs,
|
|
(avcenc_context.i_dpb_output_delay_length - 1), 5);
|
|
/* time_offset_length */
|
|
bitstream_put_ui(bs,
|
|
(avcenc_context.time_offset_length - 1), 5);
|
|
}
|
|
bitstream_put_ui(bs, 0, 1); /* vcl_hrd_parameters_present_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* low_delay_hrd_flag */
|
|
|
|
bitstream_put_ui(bs, 0, 1); /* pic_struct_present_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* bitstream_restriction_flag */
|
|
}
|
|
|
|
rbsp_trailing_bits(bs); /* rbsp_trailing_bits */
|
|
}
|
|
|
|
#if 0
|
|
static void build_nal_sps(FILE *avc_fp)
|
|
{
|
|
bitstream bs;
|
|
|
|
bitstream_start(&bs);
|
|
nal_start_code_prefix(&bs);
|
|
nal_header(&bs, NAL_REF_IDC_HIGH, NAL_SPS);
|
|
sps_rbsp(&bs);
|
|
bitstream_end(&bs, avc_fp);
|
|
}
|
|
#endif
|
|
|
|
static void pps_rbsp(bitstream *bs)
|
|
{
|
|
VAEncPictureParameterBufferH264 *pic_param = &avcenc_context.pic_param;
|
|
|
|
bitstream_put_ue(bs, pic_param->pic_parameter_set_id); /* pic_parameter_set_id */
|
|
bitstream_put_ue(bs, pic_param->seq_parameter_set_id); /* seq_parameter_set_id */
|
|
|
|
bitstream_put_ui(bs, pic_param->pic_fields.bits.entropy_coding_mode_flag, 1); /* entropy_coding_mode_flag */
|
|
|
|
bitstream_put_ui(bs, 0, 1); /* pic_order_present_flag: 0 */
|
|
|
|
bitstream_put_ue(bs, 0); /* num_slice_groups_minus1 */
|
|
|
|
bitstream_put_ue(bs, pic_param->num_ref_idx_l0_active_minus1); /* num_ref_idx_l0_active_minus1 */
|
|
bitstream_put_ue(bs, pic_param->num_ref_idx_l1_active_minus1); /* num_ref_idx_l1_active_minus1 1 */
|
|
|
|
bitstream_put_ui(bs, pic_param->pic_fields.bits.weighted_pred_flag, 1); /* weighted_pred_flag: 0 */
|
|
bitstream_put_ui(bs, pic_param->pic_fields.bits.weighted_bipred_idc, 2); /* weighted_bipred_idc: 0 */
|
|
|
|
bitstream_put_se(bs, pic_param->pic_init_qp - 26); /* pic_init_qp_minus26 */
|
|
bitstream_put_se(bs, 0); /* pic_init_qs_minus26 */
|
|
bitstream_put_se(bs, 0); /* chroma_qp_index_offset */
|
|
|
|
bitstream_put_ui(bs, pic_param->pic_fields.bits.deblocking_filter_control_present_flag, 1); /* deblocking_filter_control_present_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* constrained_intra_pred_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* redundant_pic_cnt_present_flag */
|
|
|
|
/* more_rbsp_data */
|
|
bitstream_put_ui(bs, pic_param->pic_fields.bits.transform_8x8_mode_flag, 1); /*transform_8x8_mode_flag */
|
|
bitstream_put_ui(bs, 0, 1); /* pic_scaling_matrix_present_flag */
|
|
bitstream_put_se(bs, pic_param->second_chroma_qp_index_offset ); /*second_chroma_qp_index_offset */
|
|
|
|
rbsp_trailing_bits(bs);
|
|
}
|
|
|
|
#if 0
|
|
static void build_nal_pps(FILE *avc_fp)
|
|
{
|
|
bitstream bs;
|
|
|
|
bitstream_start(&bs);
|
|
nal_start_code_prefix(&bs);
|
|
nal_header(&bs, NAL_REF_IDC_HIGH, NAL_PPS);
|
|
pps_rbsp(&bs);
|
|
bitstream_end(&bs, avc_fp);
|
|
}
|
|
|
|
static void
|
|
build_header(FILE *avc_fp)
|
|
{
|
|
build_nal_sps(avc_fp);
|
|
build_nal_pps(avc_fp);
|
|
}
|
|
#endif
|
|
|
|
static int
|
|
build_packed_pic_buffer(unsigned char **header_buffer)
|
|
{
|
|
bitstream bs;
|
|
|
|
bitstream_start(&bs);
|
|
nal_start_code_prefix(&bs);
|
|
nal_header(&bs, NAL_REF_IDC_HIGH, NAL_PPS);
|
|
pps_rbsp(&bs);
|
|
bitstream_end(&bs);
|
|
|
|
*header_buffer = (unsigned char *)bs.buffer;
|
|
return bs.bit_offset;
|
|
}
|
|
|
|
static int
|
|
build_packed_seq_buffer(unsigned char **header_buffer)
|
|
{
|
|
bitstream bs;
|
|
|
|
bitstream_start(&bs);
|
|
nal_start_code_prefix(&bs);
|
|
nal_header(&bs, NAL_REF_IDC_HIGH, NAL_SPS);
|
|
sps_rbsp(&bs);
|
|
bitstream_end(&bs);
|
|
|
|
*header_buffer = (unsigned char *)bs.buffer;
|
|
return bs.bit_offset;
|
|
}
|
|
|
|
static int
|
|
build_packed_idr_sei_buffer_timing(unsigned int init_cpb_removal_delay_length,
|
|
unsigned int cpb_removal_length,
|
|
unsigned int dpb_output_length,
|
|
unsigned char **sei_buffer)
|
|
{
|
|
unsigned char *byte_buf;
|
|
int bp_byte_size, i, pic_byte_size;
|
|
unsigned int cpb_removal_delay;
|
|
|
|
bitstream nal_bs;
|
|
bitstream sei_bp_bs, sei_pic_bs;
|
|
|
|
bitstream_start(&sei_bp_bs);
|
|
bitstream_put_ue(&sei_bp_bs, 0); /*seq_parameter_set_id*/
|
|
/* SEI buffer period info */
|
|
/* NALHrdBpPresentFlag == 1 */
|
|
bitstream_put_ui(&sei_bp_bs, avcenc_context.i_initial_cpb_removal_delay,
|
|
init_cpb_removal_delay_length);
|
|
bitstream_put_ui(&sei_bp_bs, avcenc_context.i_initial_cpb_removal_delay_offset,
|
|
init_cpb_removal_delay_length);
|
|
if ( sei_bp_bs.bit_offset & 0x7) {
|
|
bitstream_put_ui(&sei_bp_bs, 1, 1);
|
|
}
|
|
bitstream_end(&sei_bp_bs);
|
|
bp_byte_size = (sei_bp_bs.bit_offset + 7) / 8;
|
|
|
|
/* SEI pic timing info */
|
|
bitstream_start(&sei_pic_bs);
|
|
/* The info of CPB and DPB delay is controlled by CpbDpbDelaysPresentFlag,
|
|
* which is derived as 1 if one of the following conditions is true:
|
|
* nal_hrd_parameters_present_flag is present in the bitstream and is equal to 1,
|
|
* vcl_hrd_parameters_present_flag is present in the bitstream and is equal to 1,
|
|
*/
|
|
cpb_removal_delay = (avcenc_context.current_cpb_removal - avcenc_context.prev_idr_cpb_removal);
|
|
bitstream_put_ui(&sei_pic_bs, cpb_removal_delay, cpb_removal_length);
|
|
bitstream_put_ui(&sei_pic_bs, avcenc_context.current_dpb_removal_delta,
|
|
dpb_output_length);
|
|
if ( sei_pic_bs.bit_offset & 0x7) {
|
|
bitstream_put_ui(&sei_pic_bs, 1, 1);
|
|
}
|
|
/* The pic_structure_present_flag determines whether the pic_structure
|
|
* info is written into the SEI pic timing info.
|
|
* Currently it is set to zero.
|
|
*/
|
|
bitstream_end(&sei_pic_bs);
|
|
pic_byte_size = (sei_pic_bs.bit_offset + 7) / 8;
|
|
|
|
bitstream_start(&nal_bs);
|
|
nal_start_code_prefix(&nal_bs);
|
|
nal_header(&nal_bs, NAL_REF_IDC_NONE, NAL_SEI);
|
|
|
|
/* Write the SEI buffer period data */
|
|
bitstream_put_ui(&nal_bs, 0, 8);
|
|
bitstream_put_ui(&nal_bs, bp_byte_size, 8);
|
|
|
|
byte_buf = (unsigned char *)sei_bp_bs.buffer;
|
|
for(i = 0; i < bp_byte_size; i++) {
|
|
bitstream_put_ui(&nal_bs, byte_buf[i], 8);
|
|
}
|
|
free(byte_buf);
|
|
/* write the SEI pic timing data */
|
|
bitstream_put_ui(&nal_bs, 0x01, 8);
|
|
bitstream_put_ui(&nal_bs, pic_byte_size, 8);
|
|
|
|
byte_buf = (unsigned char *)sei_pic_bs.buffer;
|
|
for(i = 0; i < pic_byte_size; i++) {
|
|
bitstream_put_ui(&nal_bs, byte_buf[i], 8);
|
|
}
|
|
free(byte_buf);
|
|
|
|
rbsp_trailing_bits(&nal_bs);
|
|
bitstream_end(&nal_bs);
|
|
|
|
*sei_buffer = (unsigned char *)nal_bs.buffer;
|
|
|
|
return nal_bs.bit_offset;
|
|
}
|
|
|
|
static int
|
|
build_packed_sei_pic_timing(unsigned int cpb_removal_length,
|
|
unsigned int dpb_output_length,
|
|
unsigned char **sei_buffer)
|
|
{
|
|
unsigned char *byte_buf;
|
|
int i, pic_byte_size;
|
|
unsigned int cpb_removal_delay;
|
|
|
|
bitstream nal_bs;
|
|
bitstream sei_pic_bs;
|
|
|
|
bitstream_start(&sei_pic_bs);
|
|
/* The info of CPB and DPB delay is controlled by CpbDpbDelaysPresentFlag,
|
|
* which is derived as 1 if one of the following conditions is true:
|
|
* nal_hrd_parameters_present_flag is present in the bitstream and is equal to 1,
|
|
* vcl_hrd_parameters_present_flag is present in the bitstream and is equal to 1,
|
|
*/
|
|
cpb_removal_delay = (avcenc_context.current_cpb_removal - avcenc_context.current_idr_cpb_removal);
|
|
bitstream_put_ui(&sei_pic_bs, cpb_removal_delay, cpb_removal_length);
|
|
bitstream_put_ui(&sei_pic_bs, avcenc_context.current_dpb_removal_delta,
|
|
dpb_output_length);
|
|
if ( sei_pic_bs.bit_offset & 0x7) {
|
|
bitstream_put_ui(&sei_pic_bs, 1, 1);
|
|
}
|
|
|
|
/* The pic_structure_present_flag determines whether the pic_structure
|
|
* info is written into the SEI pic timing info.
|
|
* Currently it is set to zero.
|
|
*/
|
|
bitstream_end(&sei_pic_bs);
|
|
pic_byte_size = (sei_pic_bs.bit_offset + 7) / 8;
|
|
|
|
bitstream_start(&nal_bs);
|
|
nal_start_code_prefix(&nal_bs);
|
|
nal_header(&nal_bs, NAL_REF_IDC_NONE, NAL_SEI);
|
|
|
|
/* write the SEI Pic timing data */
|
|
bitstream_put_ui(&nal_bs, 0x01, 8);
|
|
bitstream_put_ui(&nal_bs, pic_byte_size, 8);
|
|
|
|
byte_buf = (unsigned char *)sei_pic_bs.buffer;
|
|
for(i = 0; i < pic_byte_size; i++) {
|
|
bitstream_put_ui(&nal_bs, byte_buf[i], 8);
|
|
}
|
|
free(byte_buf);
|
|
|
|
rbsp_trailing_bits(&nal_bs);
|
|
bitstream_end(&nal_bs);
|
|
|
|
*sei_buffer = (unsigned char *)nal_bs.buffer;
|
|
|
|
return nal_bs.bit_offset;
|
|
}
|
|
|
|
#if 0
|
|
static void
|
|
slice_header(bitstream *bs, int frame_num, int display_frame, int slice_type, int nal_ref_idc, int is_idr)
|
|
{
|
|
VAEncSequenceParameterBufferH264 *seq_param = &avcenc_context.seq_param;
|
|
VAEncPictureParameterBufferH264 *pic_param = &avcenc_context.pic_param;
|
|
int is_cabac = (pic_param->pic_fields.bits.entropy_coding_mode_flag == ENTROPY_MODE_CABAC);
|
|
|
|
bitstream_put_ue(bs, 0); /* first_mb_in_slice: 0 */
|
|
bitstream_put_ue(bs, slice_type); /* slice_type */
|
|
bitstream_put_ue(bs, 0); /* pic_parameter_set_id: 0 */
|
|
bitstream_put_ui(bs, frame_num & 0x0F, seq_param->seq_fields.bits.log2_max_frame_num_minus4 + 4); /* frame_num */
|
|
|
|
/* frame_mbs_only_flag == 1 */
|
|
if (!seq_param->seq_fields.bits.frame_mbs_only_flag) {
|
|
/* FIXME: */
|
|
assert(0);
|
|
}
|
|
|
|
if (is_idr)
|
|
bitstream_put_ue(bs, 0); /* idr_pic_id: 0 */
|
|
|
|
if (seq_param->seq_fields.bits.pic_order_cnt_type == 0) {
|
|
bitstream_put_ui(bs, (display_frame*2) & 0x3F, seq_param->seq_fields.bits.log2_max_pic_order_cnt_lsb_minus4 + 4);
|
|
/* only support frame */
|
|
} else {
|
|
/* FIXME: */
|
|
assert(0);
|
|
}
|
|
|
|
/* redundant_pic_cnt_present_flag == 0 */
|
|
|
|
/* slice type */
|
|
if (slice_type == SLICE_TYPE_P) {
|
|
bitstream_put_ui(bs, 0, 1); /* num_ref_idx_active_override_flag: 0 */
|
|
/* ref_pic_list_reordering */
|
|
bitstream_put_ui(bs, 0, 1); /* ref_pic_list_reordering_flag_l0: 0 */
|
|
} else if (slice_type == SLICE_TYPE_B) {
|
|
bitstream_put_ui(bs, 1, 1); /* direct_spatial_mv_pred: 1 */
|
|
bitstream_put_ui(bs, 0, 1); /* num_ref_idx_active_override_flag: 0 */
|
|
/* ref_pic_list_reordering */
|
|
bitstream_put_ui(bs, 0, 1); /* ref_pic_list_reordering_flag_l0: 0 */
|
|
bitstream_put_ui(bs, 0, 1); /* ref_pic_list_reordering_flag_l1: 0 */
|
|
}
|
|
|
|
/* weighted_pred_flag == 0 */
|
|
|
|
/* dec_ref_pic_marking */
|
|
if (nal_ref_idc != 0) {
|
|
if ( is_idr) {
|
|
bitstream_put_ui(bs, 0, 1); /* no_output_of_prior_pics_flag: 0 */
|
|
bitstream_put_ui(bs, 0, 1); /* long_term_reference_flag: 0 */
|
|
} else {
|
|
bitstream_put_ui(bs, 0, 1); /* adaptive_ref_pic_marking_mode_flag: 0 */
|
|
}
|
|
}
|
|
|
|
if (is_cabac && (slice_type != SLICE_TYPE_I))
|
|
bitstream_put_ue(bs, 0); /* cabac_init_idc: 0 */
|
|
|
|
bitstream_put_se(bs, 0); /* slice_qp_delta: 0 */
|
|
|
|
if (pic_param->pic_fields.bits.deblocking_filter_control_present_flag == 1) {
|
|
bitstream_put_ue(bs, 0); /* disable_deblocking_filter_idc: 0 */
|
|
bitstream_put_se(bs, 2); /* slice_alpha_c0_offset_div2: 2 */
|
|
bitstream_put_se(bs, 2); /* slice_beta_offset_div2: 2 */
|
|
}
|
|
}
|
|
|
|
static void
|
|
slice_data(bitstream *bs)
|
|
{
|
|
VACodedBufferSegment *coded_buffer_segment;
|
|
unsigned char *coded_mem;
|
|
int i, slice_data_length;
|
|
VAStatus va_status;
|
|
VASurfaceStatus surface_status;
|
|
|
|
va_status = vaSyncSurface(va_dpy, surface_ids[avcenc_context.current_input_surface]);
|
|
CHECK_VASTATUS(va_status,"vaSyncSurface");
|
|
|
|
surface_status = 0;
|
|
va_status = vaQuerySurfaceStatus(va_dpy, surface_ids[avcenc_context.current_input_surface], &surface_status);
|
|
CHECK_VASTATUS(va_status,"vaQuerySurfaceStatus");
|
|
|
|
va_status = vaMapBuffer(va_dpy, avcenc_context.codedbuf_buf_id, (void **)(&coded_buffer_segment));
|
|
CHECK_VASTATUS(va_status,"vaMapBuffer");
|
|
coded_mem = coded_buffer_segment->buf;
|
|
|
|
slice_data_length = get_coded_bitsteam_length(coded_mem, codedbuf_size);
|
|
|
|
for (i = 0; i < slice_data_length; i++) {
|
|
bitstream_put_ui(bs, *coded_mem, 8);
|
|
coded_mem++;
|
|
}
|
|
|
|
vaUnmapBuffer(va_dpy, avcenc_context.codedbuf_buf_id);
|
|
}
|
|
|
|
static void
|
|
build_nal_slice(FILE *avc_fp, int frame_num, int display_frame, int slice_type, int is_idr)
|
|
{
|
|
bitstream bs;
|
|
|
|
bitstream_start(&bs);
|
|
slice_data(&bs);
|
|
bitstream_end(&bs, avc_fp);
|
|
}
|
|
|
|
#endif
|
|
|
|
static int
|
|
store_coded_buffer(FILE *avc_fp, int slice_type)
|
|
{
|
|
VACodedBufferSegment *coded_buffer_segment;
|
|
unsigned char *coded_mem;
|
|
int slice_data_length;
|
|
VAStatus va_status;
|
|
VASurfaceStatus surface_status;
|
|
size_t w_items;
|
|
|
|
va_status = vaSyncSurface(va_dpy, surface_ids[avcenc_context.current_input_surface]);
|
|
CHECK_VASTATUS(va_status,"vaSyncSurface");
|
|
|
|
surface_status = 0;
|
|
va_status = vaQuerySurfaceStatus(va_dpy, surface_ids[avcenc_context.current_input_surface], &surface_status);
|
|
CHECK_VASTATUS(va_status,"vaQuerySurfaceStatus");
|
|
|
|
va_status = vaMapBuffer(va_dpy, avcenc_context.codedbuf_buf_id, (void **)(&coded_buffer_segment));
|
|
CHECK_VASTATUS(va_status,"vaMapBuffer");
|
|
coded_mem = coded_buffer_segment->buf;
|
|
|
|
if (coded_buffer_segment->status & VA_CODED_BUF_STATUS_SLICE_OVERFLOW_MASK) {
|
|
if (slice_type == SLICE_TYPE_I)
|
|
avcenc_context.codedbuf_i_size *= 2;
|
|
else
|
|
avcenc_context.codedbuf_pb_size *= 2;
|
|
|
|
vaUnmapBuffer(va_dpy, avcenc_context.codedbuf_buf_id);
|
|
return -1;
|
|
}
|
|
|
|
slice_data_length = coded_buffer_segment->size;
|
|
|
|
do {
|
|
w_items = fwrite(coded_mem, slice_data_length, 1, avc_fp);
|
|
} while (w_items != 1);
|
|
|
|
vaUnmapBuffer(va_dpy, avcenc_context.codedbuf_buf_id);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* It is from the h264encode.c but it simplifies something.
|
|
* For example: When one frame is encoded as I-frame under the scenario with
|
|
* P-B frames, it will be regarded as IDR frame(key-frame) and then new GOP is
|
|
* started. If the video clip is encoded as all I-frames, the first frame
|
|
* is regarded as IDR and the remaining is regarded as I-frame.
|
|
*
|
|
*/
|
|
|
|
static void encoding2display_order(
|
|
unsigned long long encoding_order,int gop_size,
|
|
int ip_period,
|
|
unsigned long long *displaying_order,
|
|
int *frame_type)
|
|
{
|
|
int encoding_order_gop = 0;
|
|
|
|
/* When ip_period is 0, all are I/IDR frames */
|
|
if (ip_period == 0) { /* all are I/IDR frames */
|
|
if (encoding_order == 0)
|
|
*frame_type = FRAME_IDR;
|
|
else
|
|
*frame_type = SLICE_TYPE_I;
|
|
|
|
*displaying_order = encoding_order;
|
|
return;
|
|
}
|
|
|
|
/* new sequence like
|
|
* IDR PPPPP IDRPPPPP
|
|
* IDR (PBB)(PBB)(PBB)(PBB) IDR (PBB)(PBB)(PBB)(PBB)
|
|
*/
|
|
encoding_order_gop = encoding_order % gop_size;
|
|
|
|
if (encoding_order_gop == 0) { /* the first frame */
|
|
*frame_type = FRAME_IDR;
|
|
*displaying_order = encoding_order;
|
|
} else {
|
|
int gop_delta;
|
|
|
|
gop_delta = 1;
|
|
|
|
if ((ip_period != 1) && ((gop_size - 1) % ip_period)) {
|
|
int ipb_size;
|
|
ipb_size = (gop_size - 1) / ip_period * ip_period + 1;
|
|
if (encoding_order_gop >= ipb_size) {
|
|
gop_delta = ipb_size;
|
|
ip_period = gop_size - ipb_size;
|
|
}
|
|
}
|
|
|
|
if (((encoding_order_gop - gop_delta) % ip_period) == 0) { /* P frames */
|
|
*frame_type = SLICE_TYPE_P;
|
|
*displaying_order = encoding_order + ip_period - 1;
|
|
} else {
|
|
*frame_type = SLICE_TYPE_B;
|
|
*displaying_order = encoding_order - 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
encode_picture(FILE *yuv_fp, FILE *avc_fp,
|
|
int frame_num, int display_num,
|
|
int is_idr,
|
|
int slice_type, int next_is_bpic,
|
|
int next_display_num)
|
|
{
|
|
VAStatus va_status;
|
|
int ret = 0, codedbuf_size;
|
|
|
|
begin_picture(yuv_fp, frame_num, display_num, slice_type, is_idr);
|
|
|
|
//if (next_display_num < frame_number) {
|
|
if (1) {
|
|
int index;
|
|
|
|
/* prepare for next frame */
|
|
if (avcenc_context.current_input_surface == SID_INPUT_PICTURE_0)
|
|
index = SID_INPUT_PICTURE_1;
|
|
else
|
|
index = SID_INPUT_PICTURE_0;
|
|
if ( next_display_num >= frame_number )
|
|
next_display_num = frame_number - 1;
|
|
fseek(yuv_fp, frame_size * next_display_num, SEEK_SET);
|
|
|
|
avcenc_context.upload_thread_param.yuv_fp = yuv_fp;
|
|
avcenc_context.upload_thread_param.surface_id = surface_ids[index];
|
|
|
|
avcenc_context.upload_thread_value = pthread_create(&avcenc_context.upload_thread_id,
|
|
NULL,
|
|
upload_thread_function,
|
|
(void*)&avcenc_context.upload_thread_param);
|
|
}
|
|
|
|
do {
|
|
avcenc_destroy_buffers(&avcenc_context.codedbuf_buf_id, 1);
|
|
avcenc_destroy_buffers(&avcenc_context.pic_param_buf_id, 1);
|
|
|
|
|
|
if (SLICE_TYPE_I == slice_type) {
|
|
codedbuf_size = avcenc_context.codedbuf_i_size;
|
|
} else {
|
|
codedbuf_size = avcenc_context.codedbuf_pb_size;
|
|
}
|
|
|
|
/* coded buffer */
|
|
va_status = vaCreateBuffer(va_dpy,
|
|
avcenc_context.context_id,
|
|
VAEncCodedBufferType,
|
|
codedbuf_size, 1, NULL,
|
|
&avcenc_context.codedbuf_buf_id);
|
|
CHECK_VASTATUS(va_status,"vaCreateBuffer");
|
|
|
|
/* Update the RefPicList */
|
|
update_RefPicList();
|
|
|
|
/* picture parameter set */
|
|
avcenc_update_picture_parameter(slice_type, is_idr);
|
|
|
|
/* slice parameter */
|
|
avcenc_update_slice_parameter(slice_type);
|
|
|
|
if (avcenc_context.rate_control_method == VA_RC_CBR)
|
|
avcenc_update_sei_param(is_idr);
|
|
|
|
avcenc_render_picture();
|
|
|
|
ret = store_coded_buffer(avc_fp, slice_type);
|
|
} while (ret);
|
|
|
|
end_picture(slice_type, next_is_bpic);
|
|
}
|
|
|
|
static void show_help()
|
|
{
|
|
printf("Usage: avnenc <width> <height> <input_yuvfile> <output_avcfile> [qp=qpvalue|fb=framebitrate] [mode=0(I frames only)/1(I and P frames)/2(I, P and B frames)\n");
|
|
}
|
|
|
|
static void avcenc_context_seq_param_init(VAEncSequenceParameterBufferH264 *seq_param,
|
|
int width, int height)
|
|
|
|
{
|
|
int width_in_mbs = (width + 15) / 16;
|
|
int height_in_mbs = (height + 15) / 16;
|
|
int frame_cropping_flag = 0;
|
|
int frame_crop_bottom_offset = 0;
|
|
|
|
seq_param->seq_parameter_set_id = 0;
|
|
seq_param->level_idc = 41;
|
|
seq_param->intra_period = intra_period;
|
|
seq_param->intra_idr_period = seq_param->intra_period;
|
|
seq_param->ip_period = ip_period;
|
|
seq_param->max_num_ref_frames = 4;
|
|
seq_param->picture_width_in_mbs = width_in_mbs;
|
|
seq_param->picture_height_in_mbs = height_in_mbs;
|
|
seq_param->seq_fields.bits.frame_mbs_only_flag = 1;
|
|
seq_param->seq_fields.bits.chroma_format_idc = 1;
|
|
|
|
|
|
if (frame_bit_rate > 0)
|
|
seq_param->bits_per_second = 1000 * frame_bit_rate; /* use kbps as input */
|
|
else
|
|
seq_param->bits_per_second = 0;
|
|
|
|
seq_param->time_scale = frame_rate * 2;
|
|
seq_param->num_units_in_tick = 1; /* Tc = num_units_in_tick / time_sacle */
|
|
|
|
if (height_in_mbs * 16 - height) {
|
|
frame_cropping_flag = 1;
|
|
frame_crop_bottom_offset =
|
|
(height_in_mbs * 16 - height) / (2 * (!seq_param->seq_fields.bits.frame_mbs_only_flag + 1));
|
|
}
|
|
|
|
seq_param->frame_cropping_flag = frame_cropping_flag;
|
|
seq_param->frame_crop_left_offset = 0;
|
|
seq_param->frame_crop_right_offset = 0;
|
|
seq_param->frame_crop_top_offset = 0;
|
|
seq_param->frame_crop_bottom_offset = frame_crop_bottom_offset;
|
|
|
|
seq_param->seq_fields.bits.pic_order_cnt_type = 0;
|
|
seq_param->seq_fields.bits.direct_8x8_inference_flag = 0;
|
|
|
|
seq_param->seq_fields.bits.log2_max_frame_num_minus4 = Log2MaxFrameNum - 4;
|
|
seq_param->seq_fields.bits.log2_max_pic_order_cnt_lsb_minus4 = Log2MaxPicOrderCntLsb - 4;
|
|
|
|
if (frame_bit_rate > 0)
|
|
seq_param->vui_parameters_present_flag = 1; //HRD info located in vui
|
|
else
|
|
seq_param->vui_parameters_present_flag = 0;
|
|
}
|
|
|
|
static void avcenc_context_pic_param_init(VAEncPictureParameterBufferH264 *pic_param)
|
|
{
|
|
pic_param->seq_parameter_set_id = 0;
|
|
pic_param->pic_parameter_set_id = 0;
|
|
|
|
pic_param->last_picture = 0;
|
|
pic_param->frame_num = 0;
|
|
|
|
pic_param->pic_init_qp = (qp_value >= 0 ? qp_value : 26);
|
|
pic_param->num_ref_idx_l0_active_minus1 = 0;
|
|
pic_param->num_ref_idx_l1_active_minus1 = 0;
|
|
|
|
pic_param->pic_fields.bits.idr_pic_flag = 0;
|
|
pic_param->pic_fields.bits.reference_pic_flag = 0;
|
|
pic_param->pic_fields.bits.entropy_coding_mode_flag = ENTROPY_MODE_CABAC;
|
|
pic_param->pic_fields.bits.weighted_pred_flag = 0;
|
|
pic_param->pic_fields.bits.weighted_bipred_idc = 0;
|
|
|
|
if (avcenc_context.constraint_set_flag & 0x7)
|
|
pic_param->pic_fields.bits.transform_8x8_mode_flag = 0;
|
|
else
|
|
pic_param->pic_fields.bits.transform_8x8_mode_flag = 1;
|
|
|
|
pic_param->pic_fields.bits.deblocking_filter_control_present_flag = 1;
|
|
|
|
memset(pic_param->ReferenceFrames, 0xff, 16 * sizeof(VAPictureH264)); /* invalid all */
|
|
}
|
|
|
|
static void avcenc_context_sei_init()
|
|
{
|
|
int init_cpb_size;
|
|
int target_bit_rate;
|
|
|
|
/* it comes for the bps defined in SPS */
|
|
target_bit_rate = avcenc_context.seq_param.bits_per_second;
|
|
init_cpb_size = (target_bit_rate * 8) >> 10;
|
|
avcenc_context.i_initial_cpb_removal_delay = 2 * 90000;
|
|
avcenc_context.i_initial_cpb_removal_delay_offset = 2 * 90000;
|
|
|
|
avcenc_context.i_cpb_removal_delay = 2;
|
|
avcenc_context.i_initial_cpb_removal_delay_length = 24;
|
|
avcenc_context.i_cpb_removal_delay_length = 24;
|
|
avcenc_context.i_dpb_output_delay_length = 24;
|
|
avcenc_context.time_offset_length = 24;
|
|
|
|
avcenc_context.prev_idr_cpb_removal = avcenc_context.i_initial_cpb_removal_delay / 90000;
|
|
avcenc_context.current_idr_cpb_removal = avcenc_context.prev_idr_cpb_removal;
|
|
avcenc_context.current_cpb_removal = 0;
|
|
avcenc_context.idr_frame_num = 0;
|
|
}
|
|
|
|
static void avcenc_context_init(int width, int height)
|
|
{
|
|
int i;
|
|
memset(&avcenc_context, 0, sizeof(avcenc_context));
|
|
avcenc_context.profile = VAProfileH264Main;
|
|
|
|
switch (avcenc_context.profile) {
|
|
case VAProfileH264Baseline:
|
|
avcenc_context.constraint_set_flag |= (1 << 0); /* Annex A.2.1 */
|
|
break;
|
|
|
|
case VAProfileH264Main:
|
|
avcenc_context.constraint_set_flag |= (1 << 1); /* Annex A.2.2 */
|
|
break;
|
|
|
|
case VAProfileH264High:
|
|
avcenc_context.constraint_set_flag |= (1 << 3); /* Annex A.2.4 */
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
avcenc_context.seq_param_buf_id = VA_INVALID_ID;
|
|
avcenc_context.pic_param_buf_id = VA_INVALID_ID;
|
|
avcenc_context.packed_seq_header_param_buf_id = VA_INVALID_ID;
|
|
avcenc_context.packed_seq_buf_id = VA_INVALID_ID;
|
|
avcenc_context.packed_pic_header_param_buf_id = VA_INVALID_ID;
|
|
avcenc_context.packed_pic_buf_id = VA_INVALID_ID;
|
|
avcenc_context.codedbuf_buf_id = VA_INVALID_ID;
|
|
avcenc_context.misc_parameter_hrd_buf_id = VA_INVALID_ID;
|
|
avcenc_context.codedbuf_i_size = width * height;
|
|
avcenc_context.codedbuf_pb_size = width * height;
|
|
avcenc_context.current_input_surface = SID_INPUT_PICTURE_0;
|
|
avcenc_context.upload_thread_value = -1;
|
|
avcenc_context.packed_sei_header_param_buf_id = VA_INVALID_ID;
|
|
avcenc_context.packed_sei_buf_id = VA_INVALID_ID;
|
|
|
|
if (qp_value == -1)
|
|
avcenc_context.rate_control_method = VA_RC_CBR;
|
|
else if (qp_value == -2)
|
|
avcenc_context.rate_control_method = VA_RC_VBR;
|
|
else {
|
|
assert(qp_value >= 0 && qp_value <= 51);
|
|
avcenc_context.rate_control_method = VA_RC_CQP;
|
|
}
|
|
|
|
for (i = 0; i < MAX_SLICES; i++) {
|
|
avcenc_context.slice_param_buf_id[i] = VA_INVALID_ID;
|
|
}
|
|
|
|
avcenc_context_seq_param_init(&avcenc_context.seq_param, width, height);
|
|
avcenc_context_pic_param_init(&avcenc_context.pic_param);
|
|
if (avcenc_context.rate_control_method == VA_RC_CBR)
|
|
avcenc_context_sei_init();
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
int f;
|
|
FILE *yuv_fp;
|
|
FILE *avc_fp;
|
|
off_t file_size;
|
|
int mode_value;
|
|
struct timeval tpstart,tpend;
|
|
float timeuse;
|
|
|
|
va_init_display_args(&argc, argv);
|
|
|
|
//TODO may be we should using option analytics library
|
|
if(argc != 5 && argc != 6 && argc != 7) {
|
|
show_help();
|
|
return -1;
|
|
}
|
|
|
|
picture_width = atoi(argv[1]);
|
|
picture_height = atoi(argv[2]);
|
|
picture_width_in_mbs = (picture_width + 15) / 16;
|
|
picture_height_in_mbs = (picture_height + 15) / 16;
|
|
|
|
if (argc == 6 || argc == 7) {
|
|
qp_value = -1;
|
|
sscanf(argv[5], "qp=%d", &qp_value);
|
|
if ( qp_value == -1 ) {
|
|
frame_bit_rate = -1;
|
|
sscanf(argv[5], "fb=%d", &frame_bit_rate);
|
|
if ( frame_bit_rate == -1 ) {
|
|
show_help();
|
|
return -1;
|
|
}
|
|
} else if (qp_value > 51) {
|
|
qp_value = 51;
|
|
} else if (qp_value < 0) {
|
|
qp_value = 0;
|
|
}
|
|
} else
|
|
qp_value = 28; //default const QP mode
|
|
|
|
if (argc == 7) {
|
|
sscanf(argv[6], "mode=%d", &mode_value);
|
|
if ( mode_value == 0 ) {
|
|
ip_period = 0;
|
|
}
|
|
else if ( mode_value == 1) {
|
|
ip_period = 1;
|
|
}
|
|
else if ( mode_value == 2 ) {
|
|
/* Hack mechanism before adding the parameter of B-frame number */
|
|
ip_period = 3;
|
|
}
|
|
else {
|
|
printf("mode_value=%d\n",mode_value);
|
|
show_help();
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
yuv_fp = fopen(argv[3],"rb");
|
|
if ( yuv_fp == NULL){
|
|
printf("Can't open input YUV file\n");
|
|
return -1;
|
|
}
|
|
fseek(yuv_fp,0l, SEEK_END);
|
|
file_size = ftell(yuv_fp);
|
|
frame_size = picture_width * picture_height + ((picture_width * picture_height) >> 1) ;
|
|
|
|
if ( (file_size < frame_size) || (file_size % frame_size) ) {
|
|
fclose(yuv_fp);
|
|
printf("The YUV file's size is not correct\n");
|
|
return -1;
|
|
}
|
|
frame_number = file_size / frame_size;
|
|
fseek(yuv_fp, 0l, SEEK_SET);
|
|
|
|
avc_fp = fopen(argv[4], "wb");
|
|
if ( avc_fp == NULL) {
|
|
fclose(yuv_fp);
|
|
printf("Can't open output avc file\n");
|
|
return -1;
|
|
}
|
|
gettimeofday(&tpstart,NULL);
|
|
avcenc_context_init(picture_width, picture_height);
|
|
create_encode_pipe();
|
|
alloc_encode_resource(yuv_fp);
|
|
|
|
enc_frame_number = 0;
|
|
for ( f = 0; f < frame_number; f++) { //picture level loop
|
|
unsigned long long next_frame_display;
|
|
int next_frame_type;
|
|
|
|
enc_frame_number = f;
|
|
|
|
encoding2display_order(enc_frame_number, intra_period, ip_period,
|
|
¤t_frame_display, ¤t_frame_type);
|
|
|
|
encoding2display_order(enc_frame_number + 1, intra_period, ip_period,
|
|
&next_frame_display, &next_frame_type);
|
|
|
|
if (current_frame_type == FRAME_IDR) {
|
|
numShortTerm = 0;
|
|
current_frame_num = 0;
|
|
current_IDR_display = current_frame_display;
|
|
if (avcenc_context.rate_control_method == VA_RC_CBR) {
|
|
unsigned long long frame_interval;
|
|
|
|
frame_interval = enc_frame_number - avcenc_context.idr_frame_num;
|
|
|
|
/* Based on the H264 spec the removal time of the IDR access
|
|
* unit is derived as the following:
|
|
* the removal time of previous IDR unit + Tc * cpb_removal_delay(n)
|
|
*/
|
|
avcenc_context.current_cpb_removal = avcenc_context.prev_idr_cpb_removal +
|
|
frame_interval * 2;
|
|
avcenc_context.idr_frame_num = enc_frame_number;
|
|
avcenc_context.current_idr_cpb_removal = avcenc_context.current_cpb_removal;
|
|
if (ip_period)
|
|
avcenc_context.current_dpb_removal_delta = (ip_period + 1) * 2;
|
|
else
|
|
avcenc_context.current_dpb_removal_delta = 2;
|
|
}
|
|
} else {
|
|
if (avcenc_context.rate_control_method == VA_RC_CBR) {
|
|
unsigned long long frame_interval;
|
|
|
|
frame_interval = enc_frame_number - avcenc_context.idr_frame_num;
|
|
|
|
/* Based on the H264 spec the removal time of the non-IDR access
|
|
* unit is derived as the following:
|
|
* the removal time of current IDR unit + Tc * cpb_removal_delay(n)
|
|
*/
|
|
avcenc_context.current_cpb_removal = avcenc_context.current_idr_cpb_removal +
|
|
frame_interval * 2;
|
|
if (current_frame_type == SLICE_TYPE_I ||
|
|
current_frame_type == SLICE_TYPE_P) {
|
|
if (ip_period)
|
|
avcenc_context.current_dpb_removal_delta = (ip_period + 1) * 2;
|
|
else
|
|
avcenc_context.current_dpb_removal_delta = 2;
|
|
} else
|
|
avcenc_context.current_dpb_removal_delta = 2;
|
|
}
|
|
}
|
|
|
|
/* use the simple mechanism to calc the POC */
|
|
current_poc = (current_frame_display - current_IDR_display) * 2;
|
|
|
|
encode_picture(yuv_fp, avc_fp, frame_number, current_frame_display,
|
|
(current_frame_type == FRAME_IDR) ? 1 : 0,
|
|
(current_frame_type == FRAME_IDR) ? SLICE_TYPE_I : current_frame_type,
|
|
(next_frame_type == SLICE_TYPE_B) ? 1 : 0,
|
|
next_frame_display);
|
|
if ((current_frame_type == FRAME_IDR) &&
|
|
(avcenc_context.rate_control_method == VA_RC_CBR)) {
|
|
/* after one IDR frame is written, it needs to update the
|
|
* prev_idr_cpb_removal for next IDR
|
|
*/
|
|
avcenc_context.prev_idr_cpb_removal = avcenc_context.current_idr_cpb_removal;
|
|
}
|
|
printf("\r %d/%d ...", f, frame_number);
|
|
fflush(stdout);
|
|
}
|
|
|
|
gettimeofday(&tpend,NULL);
|
|
timeuse=1000000*(tpend.tv_sec-tpstart.tv_sec)+ tpend.tv_usec-tpstart.tv_usec;
|
|
timeuse/=1000000;
|
|
printf("\ndone!\n");
|
|
printf("encode %d frames in %f secondes, FPS is %.1f\n",frame_number, timeuse, frame_number/timeuse);
|
|
release_encode_resource();
|
|
destory_encode_pipe();
|
|
|
|
fclose(yuv_fp);
|
|
fclose(avc_fp);
|
|
|
|
return 0;
|
|
}
|