1158 lines
37 KiB
C
1158 lines
37 KiB
C
/**************************************************************************
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*
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* Copyright 2009 Younes Manton.
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* 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 TUNGSTEN GRAPHICS 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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#include <math.h>
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#include <assert.h>
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#include "util/u_memory.h"
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#include "util/u_rect.h"
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#include "util/u_sampler.h"
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#include "util/u_video.h"
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#include "vl_mpeg12_decoder.h"
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#include "vl_defines.h"
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#define SCALE_FACTOR_SNORM (32768.0f / 256.0f)
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#define SCALE_FACTOR_SSCALED (1.0f / 256.0f)
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struct format_config {
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enum pipe_format zscan_source_format;
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enum pipe_format idct_source_format;
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enum pipe_format mc_source_format;
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float idct_scale;
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float mc_scale;
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};
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static const struct format_config bitstream_format_config[] = {
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// { PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, PIPE_FORMAT_R16G16B16A16_FLOAT, 1.0f, SCALE_FACTOR_SSCALED },
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// { PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, 1.0f, SCALE_FACTOR_SSCALED },
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{ PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R16G16B16A16_FLOAT, 1.0f, SCALE_FACTOR_SNORM },
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{ PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, 1.0f, SCALE_FACTOR_SNORM }
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};
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static const unsigned num_bitstream_format_configs =
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sizeof(bitstream_format_config) / sizeof(struct format_config);
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static const struct format_config idct_format_config[] = {
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// { PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, PIPE_FORMAT_R16G16B16A16_FLOAT, 1.0f, SCALE_FACTOR_SSCALED },
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// { PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, 1.0f, SCALE_FACTOR_SSCALED },
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{ PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R16G16B16A16_FLOAT, 1.0f, SCALE_FACTOR_SNORM },
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{ PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, 1.0f, SCALE_FACTOR_SNORM }
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};
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static const unsigned num_idct_format_configs =
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sizeof(idct_format_config) / sizeof(struct format_config);
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static const struct format_config mc_format_config[] = {
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//{ PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_NONE, PIPE_FORMAT_R16_SSCALED, 0.0f, SCALE_FACTOR_SSCALED },
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{ PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_NONE, PIPE_FORMAT_R16_SNORM, 0.0f, SCALE_FACTOR_SNORM }
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};
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static const unsigned num_mc_format_configs =
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sizeof(mc_format_config) / sizeof(struct format_config);
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static const unsigned const_empty_block_mask_420[3][2][2] = {
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{ { 0x20, 0x10 }, { 0x08, 0x04 } },
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{ { 0x02, 0x02 }, { 0x02, 0x02 } },
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{ { 0x01, 0x01 }, { 0x01, 0x01 } }
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};
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static bool
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init_zscan_buffer(struct vl_mpeg12_decoder *dec, struct vl_mpeg12_buffer *buffer)
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{
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struct pipe_resource *res, res_tmpl;
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struct pipe_sampler_view sv_tmpl;
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struct pipe_surface **destination;
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unsigned i;
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assert(dec && buffer);
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memset(&res_tmpl, 0, sizeof(res_tmpl));
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res_tmpl.target = PIPE_TEXTURE_2D;
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res_tmpl.format = dec->zscan_source_format;
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res_tmpl.width0 = dec->blocks_per_line * VL_BLOCK_WIDTH * VL_BLOCK_HEIGHT;
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res_tmpl.height0 = align(dec->num_blocks, dec->blocks_per_line) / dec->blocks_per_line;
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res_tmpl.depth0 = 1;
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res_tmpl.array_size = 1;
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res_tmpl.usage = PIPE_USAGE_STREAM;
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res_tmpl.bind = PIPE_BIND_SAMPLER_VIEW;
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res = dec->base.context->screen->resource_create(dec->base.context->screen, &res_tmpl);
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if (!res)
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goto error_source;
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memset(&sv_tmpl, 0, sizeof(sv_tmpl));
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u_sampler_view_default_template(&sv_tmpl, res, res->format);
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sv_tmpl.swizzle_r = sv_tmpl.swizzle_g = sv_tmpl.swizzle_b = sv_tmpl.swizzle_a = PIPE_SWIZZLE_RED;
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buffer->zscan_source = dec->base.context->create_sampler_view(dec->base.context, res, &sv_tmpl);
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pipe_resource_reference(&res, NULL);
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if (!buffer->zscan_source)
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goto error_sampler;
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if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT)
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destination = dec->idct_source->get_surfaces(dec->idct_source);
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else
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destination = dec->mc_source->get_surfaces(dec->mc_source);
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if (!destination)
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goto error_surface;
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for (i = 0; i < VL_NUM_COMPONENTS; ++i)
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if (!vl_zscan_init_buffer(i == 0 ? &dec->zscan_y : &dec->zscan_c,
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&buffer->zscan[i], buffer->zscan_source, destination[i]))
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goto error_plane;
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return true;
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error_plane:
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for (; i > 0; --i)
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vl_zscan_cleanup_buffer(&buffer->zscan[i - 1]);
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error_surface:
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error_sampler:
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pipe_sampler_view_reference(&buffer->zscan_source, NULL);
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error_source:
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return false;
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}
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static void
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cleanup_zscan_buffer(struct vl_mpeg12_buffer *buffer)
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{
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unsigned i;
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assert(buffer);
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for (i = 0; i < VL_NUM_COMPONENTS; ++i)
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vl_zscan_cleanup_buffer(&buffer->zscan[i]);
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pipe_sampler_view_reference(&buffer->zscan_source, NULL);
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}
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static bool
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init_idct_buffer(struct vl_mpeg12_decoder *dec, struct vl_mpeg12_buffer *buffer)
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{
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struct pipe_sampler_view **idct_source_sv, **mc_source_sv;
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unsigned i;
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assert(dec && buffer);
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idct_source_sv = dec->idct_source->get_sampler_view_planes(dec->idct_source);
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if (!idct_source_sv)
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goto error_source_sv;
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mc_source_sv = dec->mc_source->get_sampler_view_planes(dec->mc_source);
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if (!mc_source_sv)
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goto error_mc_source_sv;
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for (i = 0; i < 3; ++i)
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if (!vl_idct_init_buffer(i == 0 ? &dec->idct_y : &dec->idct_c,
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&buffer->idct[i], idct_source_sv[i],
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mc_source_sv[i]))
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goto error_plane;
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return true;
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error_plane:
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for (; i > 0; --i)
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vl_idct_cleanup_buffer(&buffer->idct[i - 1]);
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error_mc_source_sv:
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error_source_sv:
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return false;
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}
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static void
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cleanup_idct_buffer(struct vl_mpeg12_buffer *buf)
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{
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unsigned i;
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assert(buf);
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for (i = 0; i < 3; ++i)
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vl_idct_cleanup_buffer(&buf->idct[0]);
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}
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static bool
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init_mc_buffer(struct vl_mpeg12_decoder *dec, struct vl_mpeg12_buffer *buf)
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{
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assert(dec && buf);
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if(!vl_mc_init_buffer(&dec->mc_y, &buf->mc[0]))
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goto error_mc_y;
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if(!vl_mc_init_buffer(&dec->mc_c, &buf->mc[1]))
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goto error_mc_cb;
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if(!vl_mc_init_buffer(&dec->mc_c, &buf->mc[2]))
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goto error_mc_cr;
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return true;
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error_mc_cr:
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vl_mc_cleanup_buffer(&buf->mc[1]);
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error_mc_cb:
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vl_mc_cleanup_buffer(&buf->mc[0]);
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error_mc_y:
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return false;
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}
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static void
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cleanup_mc_buffer(struct vl_mpeg12_buffer *buf)
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{
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unsigned i;
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assert(buf);
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for (i = 0; i < VL_NUM_COMPONENTS; ++i)
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vl_mc_cleanup_buffer(&buf->mc[i]);
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}
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static INLINE void
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MacroBlockTypeToPipeWeights(const struct pipe_mpeg12_macroblock *mb, unsigned weights[2])
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{
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assert(mb);
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switch (mb->macroblock_type & (PIPE_MPEG12_MB_TYPE_MOTION_FORWARD | PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD)) {
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case PIPE_MPEG12_MB_TYPE_MOTION_FORWARD:
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weights[0] = PIPE_VIDEO_MV_WEIGHT_MAX;
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weights[1] = PIPE_VIDEO_MV_WEIGHT_MIN;
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break;
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case (PIPE_MPEG12_MB_TYPE_MOTION_FORWARD | PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD):
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weights[0] = PIPE_VIDEO_MV_WEIGHT_HALF;
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weights[1] = PIPE_VIDEO_MV_WEIGHT_HALF;
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break;
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case PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD:
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weights[0] = PIPE_VIDEO_MV_WEIGHT_MIN;
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weights[1] = PIPE_VIDEO_MV_WEIGHT_MAX;
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break;
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default:
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if (mb->macroblock_type & PIPE_MPEG12_MB_TYPE_INTRA) {
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weights[0] = PIPE_VIDEO_MV_WEIGHT_MIN;
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weights[1] = PIPE_VIDEO_MV_WEIGHT_MIN;
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} else {
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/* no motion vector, but also not intra mb ->
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just copy the old frame content */
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weights[0] = PIPE_VIDEO_MV_WEIGHT_MAX;
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weights[1] = PIPE_VIDEO_MV_WEIGHT_MIN;
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}
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break;
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}
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}
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static INLINE struct vl_motionvector
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MotionVectorToPipe(const struct pipe_mpeg12_macroblock *mb, unsigned vector,
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unsigned field_select_mask, unsigned weight)
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{
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struct vl_motionvector mv;
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assert(mb);
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if (mb->macroblock_type & (PIPE_MPEG12_MB_TYPE_MOTION_FORWARD | PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD)) {
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switch (mb->macroblock_modes.bits.frame_motion_type) {
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case PIPE_MPEG12_MO_TYPE_FRAME:
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mv.top.x = mb->PMV[0][vector][0];
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mv.top.y = mb->PMV[0][vector][1];
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mv.top.field_select = PIPE_VIDEO_FRAME;
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mv.top.weight = weight;
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mv.bottom.x = mb->PMV[0][vector][0];
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mv.bottom.y = mb->PMV[0][vector][1];
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mv.bottom.weight = weight;
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mv.bottom.field_select = PIPE_VIDEO_FRAME;
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break;
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case PIPE_MPEG12_MO_TYPE_FIELD:
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mv.top.x = mb->PMV[0][vector][0];
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mv.top.y = mb->PMV[0][vector][1];
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mv.top.field_select = (mb->motion_vertical_field_select & field_select_mask) ?
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PIPE_VIDEO_BOTTOM_FIELD : PIPE_VIDEO_TOP_FIELD;
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mv.top.weight = weight;
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mv.bottom.x = mb->PMV[1][vector][0];
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mv.bottom.y = mb->PMV[1][vector][1];
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mv.bottom.field_select = (mb->motion_vertical_field_select & (field_select_mask << 2)) ?
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PIPE_VIDEO_BOTTOM_FIELD : PIPE_VIDEO_TOP_FIELD;
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mv.bottom.weight = weight;
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break;
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default: // TODO: Support DUALPRIME and 16x8
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break;
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}
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} else {
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mv.top.x = mv.top.y = 0;
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mv.top.field_select = PIPE_VIDEO_FRAME;
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mv.top.weight = weight;
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mv.bottom.x = mv.bottom.y = 0;
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mv.bottom.field_select = PIPE_VIDEO_FRAME;
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mv.bottom.weight = weight;
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}
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return mv;
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}
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static INLINE void
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UploadYcbcrBlocks(struct vl_mpeg12_decoder *dec,
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struct vl_mpeg12_buffer *buf,
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const struct pipe_mpeg12_macroblock *mb)
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{
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unsigned intra;
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unsigned tb, x, y, num_blocks = 0;
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assert(dec && buf);
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assert(mb);
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if (!mb->coded_block_pattern)
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return;
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intra = mb->macroblock_type & PIPE_MPEG12_MB_TYPE_INTRA ? 1 : 0;
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for (y = 0; y < 2; ++y) {
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for (x = 0; x < 2; ++x) {
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if (mb->coded_block_pattern & const_empty_block_mask_420[0][y][x]) {
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struct vl_ycbcr_block *stream = buf->ycbcr_stream[0];
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stream->x = mb->x * 2 + x;
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stream->y = mb->y * 2 + y;
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stream->intra = intra;
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stream->coding = mb->macroblock_modes.bits.dct_type;
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stream->block_num = buf->block_num++;
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buf->num_ycbcr_blocks[0]++;
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buf->ycbcr_stream[0]++;
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num_blocks++;
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}
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}
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}
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/* TODO: Implement 422, 444 */
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//assert(ctx->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420);
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for (tb = 1; tb < 3; ++tb) {
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if (mb->coded_block_pattern & const_empty_block_mask_420[tb][0][0]) {
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struct vl_ycbcr_block *stream = buf->ycbcr_stream[tb];
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stream->x = mb->x;
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stream->y = mb->y;
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stream->intra = intra;
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stream->coding = 0;
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stream->block_num = buf->block_num++;
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buf->num_ycbcr_blocks[tb]++;
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buf->ycbcr_stream[tb]++;
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num_blocks++;
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}
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}
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memcpy(buf->texels, mb->blocks, 64 * sizeof(short) * num_blocks);
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buf->texels += 64 * num_blocks;
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}
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static void
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vl_mpeg12_destroy_buffer(void *buffer)
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{
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struct vl_mpeg12_buffer *buf = buffer;
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assert(buf);
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cleanup_zscan_buffer(buf);
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cleanup_idct_buffer(buf);
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cleanup_mc_buffer(buf);
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vl_vb_cleanup(&buf->vertex_stream);
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FREE(buf);
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}
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static void
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vl_mpeg12_destroy(struct pipe_video_decoder *decoder)
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{
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struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder*)decoder;
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unsigned i;
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assert(decoder);
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/* Asserted in softpipe_delete_fs_state() for some reason */
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dec->base.context->bind_vs_state(dec->base.context, NULL);
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dec->base.context->bind_fs_state(dec->base.context, NULL);
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dec->base.context->delete_depth_stencil_alpha_state(dec->base.context, dec->dsa);
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dec->base.context->delete_sampler_state(dec->base.context, dec->sampler_ycbcr);
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vl_mc_cleanup(&dec->mc_y);
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vl_mc_cleanup(&dec->mc_c);
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dec->mc_source->destroy(dec->mc_source);
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if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) {
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vl_idct_cleanup(&dec->idct_y);
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vl_idct_cleanup(&dec->idct_c);
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dec->idct_source->destroy(dec->idct_source);
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}
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vl_zscan_cleanup(&dec->zscan_y);
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vl_zscan_cleanup(&dec->zscan_c);
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dec->base.context->delete_vertex_elements_state(dec->base.context, dec->ves_ycbcr);
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dec->base.context->delete_vertex_elements_state(dec->base.context, dec->ves_mv);
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pipe_resource_reference(&dec->quads.buffer, NULL);
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pipe_resource_reference(&dec->pos.buffer, NULL);
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pipe_sampler_view_reference(&dec->zscan_linear, NULL);
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pipe_sampler_view_reference(&dec->zscan_normal, NULL);
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pipe_sampler_view_reference(&dec->zscan_alternate, NULL);
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for (i = 0; i < 4; ++i)
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if (dec->dec_buffers[i])
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vl_mpeg12_destroy_buffer(dec->dec_buffers[i]);
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FREE(dec);
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}
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|
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static struct vl_mpeg12_buffer *
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vl_mpeg12_get_decode_buffer(struct vl_mpeg12_decoder *dec, struct pipe_video_buffer *target)
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{
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struct vl_mpeg12_buffer *buffer;
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|
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assert(dec);
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buffer = vl_video_buffer_get_associated_data(target, &dec->base);
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if (buffer)
|
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return buffer;
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buffer = dec->dec_buffers[dec->current_buffer];
|
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if (buffer)
|
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return buffer;
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|
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buffer = CALLOC_STRUCT(vl_mpeg12_buffer);
|
|
if (buffer == NULL)
|
|
return NULL;
|
|
|
|
if (!vl_vb_init(&buffer->vertex_stream, dec->base.context,
|
|
dec->base.width / VL_MACROBLOCK_WIDTH,
|
|
dec->base.height / VL_MACROBLOCK_HEIGHT))
|
|
goto error_vertex_buffer;
|
|
|
|
if (!init_mc_buffer(dec, buffer))
|
|
goto error_mc;
|
|
|
|
if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT)
|
|
if (!init_idct_buffer(dec, buffer))
|
|
goto error_idct;
|
|
|
|
if (!init_zscan_buffer(dec, buffer))
|
|
goto error_zscan;
|
|
|
|
if (dec->base.entrypoint == PIPE_VIDEO_ENTRYPOINT_BITSTREAM)
|
|
vl_mpg12_bs_init(&buffer->bs, &dec->base);
|
|
|
|
if (dec->expect_chunked_decode)
|
|
vl_video_buffer_set_associated_data(target, &dec->base,
|
|
buffer, vl_mpeg12_destroy_buffer);
|
|
else
|
|
dec->dec_buffers[dec->current_buffer] = buffer;
|
|
|
|
return buffer;
|
|
|
|
error_zscan:
|
|
cleanup_idct_buffer(buffer);
|
|
|
|
error_idct:
|
|
cleanup_mc_buffer(buffer);
|
|
|
|
error_mc:
|
|
vl_vb_cleanup(&buffer->vertex_stream);
|
|
|
|
error_vertex_buffer:
|
|
FREE(buffer);
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
vl_mpeg12_begin_frame(struct pipe_video_decoder *decoder,
|
|
struct pipe_video_buffer *target,
|
|
struct pipe_picture_desc *picture)
|
|
{
|
|
struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder;
|
|
struct pipe_mpeg12_picture_desc *desc = (struct pipe_mpeg12_picture_desc *)picture;
|
|
struct vl_mpeg12_buffer *buf;
|
|
|
|
struct pipe_resource *tex;
|
|
struct pipe_box rect = { 0, 0, 0, 1, 1, 1 };
|
|
|
|
uint8_t intra_matrix[64];
|
|
uint8_t non_intra_matrix[64];
|
|
|
|
unsigned i;
|
|
|
|
assert(dec && target && picture);
|
|
|
|
buf = vl_mpeg12_get_decode_buffer(dec, target);
|
|
assert(buf);
|
|
|
|
if (dec->base.entrypoint == PIPE_VIDEO_ENTRYPOINT_BITSTREAM) {
|
|
memcpy(intra_matrix, desc->intra_matrix, sizeof(intra_matrix));
|
|
memcpy(non_intra_matrix, desc->non_intra_matrix, sizeof(non_intra_matrix));
|
|
intra_matrix[0] = 1 << (7 - desc->intra_dc_precision);
|
|
} else {
|
|
memset(intra_matrix, 0x10, sizeof(intra_matrix));
|
|
memset(non_intra_matrix, 0x10, sizeof(non_intra_matrix));
|
|
}
|
|
|
|
for (i = 0; i < VL_NUM_COMPONENTS; ++i) {
|
|
struct vl_zscan *zscan = i == 0 ? &dec->zscan_y : &dec->zscan_c;
|
|
vl_zscan_upload_quant(zscan, &buf->zscan[i], intra_matrix, true);
|
|
vl_zscan_upload_quant(zscan, &buf->zscan[i], non_intra_matrix, false);
|
|
}
|
|
|
|
vl_vb_map(&buf->vertex_stream, dec->base.context);
|
|
|
|
tex = buf->zscan_source->texture;
|
|
rect.width = tex->width0;
|
|
rect.height = tex->height0;
|
|
|
|
buf->texels =
|
|
dec->base.context->transfer_map(dec->base.context, tex, 0,
|
|
PIPE_TRANSFER_WRITE |
|
|
PIPE_TRANSFER_DISCARD_RANGE,
|
|
&rect, &buf->tex_transfer);
|
|
|
|
buf->block_num = 0;
|
|
|
|
for (i = 0; i < VL_NUM_COMPONENTS; ++i) {
|
|
buf->ycbcr_stream[i] = vl_vb_get_ycbcr_stream(&buf->vertex_stream, i);
|
|
buf->num_ycbcr_blocks[i] = 0;
|
|
}
|
|
|
|
for (i = 0; i < VL_MAX_REF_FRAMES; ++i)
|
|
buf->mv_stream[i] = vl_vb_get_mv_stream(&buf->vertex_stream, i);
|
|
|
|
if (dec->base.entrypoint >= PIPE_VIDEO_ENTRYPOINT_IDCT) {
|
|
for (i = 0; i < VL_NUM_COMPONENTS; ++i)
|
|
vl_zscan_set_layout(&buf->zscan[i], dec->zscan_linear);
|
|
}
|
|
}
|
|
|
|
static void
|
|
vl_mpeg12_decode_macroblock(struct pipe_video_decoder *decoder,
|
|
struct pipe_video_buffer *target,
|
|
struct pipe_picture_desc *picture,
|
|
const struct pipe_macroblock *macroblocks,
|
|
unsigned num_macroblocks)
|
|
{
|
|
struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder;
|
|
const struct pipe_mpeg12_macroblock *mb = (const struct pipe_mpeg12_macroblock *)macroblocks;
|
|
struct pipe_mpeg12_picture_desc *desc = (struct pipe_mpeg12_picture_desc *)picture;
|
|
struct vl_mpeg12_buffer *buf;
|
|
|
|
unsigned i, j, mv_weights[2];
|
|
|
|
assert(dec && target && picture);
|
|
assert(macroblocks && macroblocks->codec == PIPE_VIDEO_CODEC_MPEG12);
|
|
|
|
buf = vl_mpeg12_get_decode_buffer(dec, target);
|
|
assert(buf);
|
|
|
|
for (; num_macroblocks > 0; --num_macroblocks) {
|
|
unsigned mb_addr = mb->y * dec->width_in_macroblocks + mb->x;
|
|
|
|
if (mb->macroblock_type & (PIPE_MPEG12_MB_TYPE_PATTERN | PIPE_MPEG12_MB_TYPE_INTRA))
|
|
UploadYcbcrBlocks(dec, buf, mb);
|
|
|
|
MacroBlockTypeToPipeWeights(mb, mv_weights);
|
|
|
|
for (i = 0; i < 2; ++i) {
|
|
if (!desc->ref[i]) continue;
|
|
|
|
buf->mv_stream[i][mb_addr] = MotionVectorToPipe
|
|
(
|
|
mb, i,
|
|
i ? PIPE_MPEG12_FS_FIRST_BACKWARD : PIPE_MPEG12_FS_FIRST_FORWARD,
|
|
mv_weights[i]
|
|
);
|
|
}
|
|
|
|
/* see section 7.6.6 of the spec */
|
|
if (mb->num_skipped_macroblocks > 0) {
|
|
struct vl_motionvector skipped_mv[2];
|
|
|
|
if (desc->ref[0] && !desc->ref[1]) {
|
|
skipped_mv[0].top.x = skipped_mv[0].top.y = 0;
|
|
skipped_mv[0].top.weight = PIPE_VIDEO_MV_WEIGHT_MAX;
|
|
} else {
|
|
skipped_mv[0] = buf->mv_stream[0][mb_addr];
|
|
skipped_mv[1] = buf->mv_stream[1][mb_addr];
|
|
}
|
|
skipped_mv[0].top.field_select = PIPE_VIDEO_FRAME;
|
|
skipped_mv[1].top.field_select = PIPE_VIDEO_FRAME;
|
|
|
|
skipped_mv[0].bottom = skipped_mv[0].top;
|
|
skipped_mv[1].bottom = skipped_mv[1].top;
|
|
|
|
++mb_addr;
|
|
for (i = 0; i < mb->num_skipped_macroblocks; ++i, ++mb_addr) {
|
|
for (j = 0; j < 2; ++j) {
|
|
if (!desc->ref[j]) continue;
|
|
buf->mv_stream[j][mb_addr] = skipped_mv[j];
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
++mb;
|
|
}
|
|
}
|
|
|
|
static void
|
|
vl_mpeg12_decode_bitstream(struct pipe_video_decoder *decoder,
|
|
struct pipe_video_buffer *target,
|
|
struct pipe_picture_desc *picture,
|
|
unsigned num_buffers,
|
|
const void * const *buffers,
|
|
const unsigned *sizes)
|
|
{
|
|
struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder;
|
|
struct pipe_mpeg12_picture_desc *desc = (struct pipe_mpeg12_picture_desc *)picture;
|
|
struct vl_mpeg12_buffer *buf;
|
|
|
|
unsigned i;
|
|
|
|
assert(dec && target && picture);
|
|
|
|
buf = vl_mpeg12_get_decode_buffer(dec, target);
|
|
assert(buf);
|
|
|
|
for (i = 0; i < VL_NUM_COMPONENTS; ++i)
|
|
vl_zscan_set_layout(&buf->zscan[i], desc->alternate_scan ?
|
|
dec->zscan_alternate : dec->zscan_normal);
|
|
|
|
vl_mpg12_bs_decode(&buf->bs, target, desc, num_buffers, buffers, sizes);
|
|
}
|
|
|
|
static void
|
|
vl_mpeg12_end_frame(struct pipe_video_decoder *decoder,
|
|
struct pipe_video_buffer *target,
|
|
struct pipe_picture_desc *picture)
|
|
{
|
|
struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder;
|
|
struct pipe_mpeg12_picture_desc *desc = (struct pipe_mpeg12_picture_desc *)picture;
|
|
struct pipe_sampler_view **ref_frames[2];
|
|
struct pipe_sampler_view **mc_source_sv;
|
|
struct pipe_surface **target_surfaces;
|
|
struct pipe_vertex_buffer vb[3];
|
|
struct vl_mpeg12_buffer *buf;
|
|
|
|
const unsigned *plane_order;
|
|
unsigned i, j, component;
|
|
unsigned nr_components;
|
|
|
|
assert(dec && target && picture);
|
|
assert(!target->interlaced);
|
|
|
|
buf = vl_mpeg12_get_decode_buffer(dec, target);
|
|
|
|
vl_vb_unmap(&buf->vertex_stream, dec->base.context);
|
|
|
|
dec->base.context->transfer_unmap(dec->base.context, buf->tex_transfer);
|
|
|
|
vb[0] = dec->quads;
|
|
vb[1] = dec->pos;
|
|
|
|
target_surfaces = target->get_surfaces(target);
|
|
|
|
for (i = 0; i < VL_MAX_REF_FRAMES; ++i) {
|
|
if (desc->ref[i])
|
|
ref_frames[i] = desc->ref[i]->get_sampler_view_planes(desc->ref[i]);
|
|
else
|
|
ref_frames[i] = NULL;
|
|
}
|
|
|
|
dec->base.context->bind_vertex_elements_state(dec->base.context, dec->ves_mv);
|
|
for (i = 0; i < VL_NUM_COMPONENTS; ++i) {
|
|
if (!target_surfaces[i]) continue;
|
|
|
|
vl_mc_set_surface(&buf->mc[i], target_surfaces[i]);
|
|
|
|
for (j = 0; j < VL_MAX_REF_FRAMES; ++j) {
|
|
if (!ref_frames[j] || !ref_frames[j][i]) continue;
|
|
|
|
vb[2] = vl_vb_get_mv(&buf->vertex_stream, j);;
|
|
dec->base.context->set_vertex_buffers(dec->base.context, 0, 3, vb);
|
|
|
|
vl_mc_render_ref(i ? &dec->mc_c : &dec->mc_y, &buf->mc[i], ref_frames[j][i]);
|
|
}
|
|
}
|
|
|
|
dec->base.context->bind_vertex_elements_state(dec->base.context, dec->ves_ycbcr);
|
|
for (i = 0; i < VL_NUM_COMPONENTS; ++i) {
|
|
if (!buf->num_ycbcr_blocks[i]) continue;
|
|
|
|
vb[1] = vl_vb_get_ycbcr(&buf->vertex_stream, i);
|
|
dec->base.context->set_vertex_buffers(dec->base.context, 0, 2, vb);
|
|
|
|
vl_zscan_render(i ? &dec->zscan_c : & dec->zscan_y, &buf->zscan[i] , buf->num_ycbcr_blocks[i]);
|
|
|
|
if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT)
|
|
vl_idct_flush(i ? &dec->idct_c : &dec->idct_y, &buf->idct[i], buf->num_ycbcr_blocks[i]);
|
|
}
|
|
|
|
plane_order = vl_video_buffer_plane_order(target->buffer_format);
|
|
mc_source_sv = dec->mc_source->get_sampler_view_planes(dec->mc_source);
|
|
for (i = 0, component = 0; component < VL_NUM_COMPONENTS; ++i) {
|
|
if (!target_surfaces[i]) continue;
|
|
|
|
nr_components = util_format_get_nr_components(target_surfaces[i]->texture->format);
|
|
for (j = 0; j < nr_components; ++j, ++component) {
|
|
unsigned plane = plane_order[component];
|
|
if (!buf->num_ycbcr_blocks[plane]) continue;
|
|
|
|
vb[1] = vl_vb_get_ycbcr(&buf->vertex_stream, plane);
|
|
dec->base.context->set_vertex_buffers(dec->base.context, 0, 2, vb);
|
|
|
|
if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT)
|
|
vl_idct_prepare_stage2(i ? &dec->idct_c : &dec->idct_y, &buf->idct[plane]);
|
|
else {
|
|
dec->base.context->set_fragment_sampler_views(dec->base.context, 1, &mc_source_sv[plane]);
|
|
dec->base.context->bind_fragment_sampler_states(dec->base.context, 1, &dec->sampler_ycbcr);
|
|
}
|
|
vl_mc_render_ycbcr(i ? &dec->mc_c : &dec->mc_y, &buf->mc[i], j, buf->num_ycbcr_blocks[plane]);
|
|
}
|
|
}
|
|
++dec->current_buffer;
|
|
dec->current_buffer %= 4;
|
|
}
|
|
|
|
static void
|
|
vl_mpeg12_flush(struct pipe_video_decoder *decoder)
|
|
{
|
|
assert(decoder);
|
|
|
|
//Noop, for shaders it is much faster to flush everything in end_frame
|
|
}
|
|
|
|
static bool
|
|
init_pipe_state(struct vl_mpeg12_decoder *dec)
|
|
{
|
|
struct pipe_depth_stencil_alpha_state dsa;
|
|
struct pipe_sampler_state sampler;
|
|
unsigned i;
|
|
|
|
assert(dec);
|
|
|
|
memset(&dsa, 0, sizeof dsa);
|
|
dsa.depth.enabled = 0;
|
|
dsa.depth.writemask = 0;
|
|
dsa.depth.func = PIPE_FUNC_ALWAYS;
|
|
for (i = 0; i < 2; ++i) {
|
|
dsa.stencil[i].enabled = 0;
|
|
dsa.stencil[i].func = PIPE_FUNC_ALWAYS;
|
|
dsa.stencil[i].fail_op = PIPE_STENCIL_OP_KEEP;
|
|
dsa.stencil[i].zpass_op = PIPE_STENCIL_OP_KEEP;
|
|
dsa.stencil[i].zfail_op = PIPE_STENCIL_OP_KEEP;
|
|
dsa.stencil[i].valuemask = 0;
|
|
dsa.stencil[i].writemask = 0;
|
|
}
|
|
dsa.alpha.enabled = 0;
|
|
dsa.alpha.func = PIPE_FUNC_ALWAYS;
|
|
dsa.alpha.ref_value = 0;
|
|
dec->dsa = dec->base.context->create_depth_stencil_alpha_state(dec->base.context, &dsa);
|
|
dec->base.context->bind_depth_stencil_alpha_state(dec->base.context, dec->dsa);
|
|
|
|
memset(&sampler, 0, sizeof(sampler));
|
|
sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
|
|
sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
|
|
sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_BORDER;
|
|
sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST;
|
|
sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
|
|
sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST;
|
|
sampler.compare_mode = PIPE_TEX_COMPARE_NONE;
|
|
sampler.compare_func = PIPE_FUNC_ALWAYS;
|
|
sampler.normalized_coords = 1;
|
|
dec->sampler_ycbcr = dec->base.context->create_sampler_state(dec->base.context, &sampler);
|
|
if (!dec->sampler_ycbcr)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static const struct format_config*
|
|
find_format_config(struct vl_mpeg12_decoder *dec, const struct format_config configs[], unsigned num_configs)
|
|
{
|
|
struct pipe_screen *screen;
|
|
unsigned i;
|
|
|
|
assert(dec);
|
|
|
|
screen = dec->base.context->screen;
|
|
|
|
for (i = 0; i < num_configs; ++i) {
|
|
if (!screen->is_format_supported(screen, configs[i].zscan_source_format, PIPE_TEXTURE_2D,
|
|
1, PIPE_BIND_SAMPLER_VIEW))
|
|
continue;
|
|
|
|
if (configs[i].idct_source_format != PIPE_FORMAT_NONE) {
|
|
if (!screen->is_format_supported(screen, configs[i].idct_source_format, PIPE_TEXTURE_2D,
|
|
1, PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET))
|
|
continue;
|
|
|
|
if (!screen->is_format_supported(screen, configs[i].mc_source_format, PIPE_TEXTURE_3D,
|
|
1, PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET))
|
|
continue;
|
|
} else {
|
|
if (!screen->is_format_supported(screen, configs[i].mc_source_format, PIPE_TEXTURE_2D,
|
|
1, PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET))
|
|
continue;
|
|
}
|
|
return &configs[i];
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static bool
|
|
init_zscan(struct vl_mpeg12_decoder *dec, const struct format_config* format_config)
|
|
{
|
|
unsigned num_channels;
|
|
|
|
assert(dec);
|
|
|
|
dec->zscan_source_format = format_config->zscan_source_format;
|
|
dec->zscan_linear = vl_zscan_layout(dec->base.context, vl_zscan_linear, dec->blocks_per_line);
|
|
dec->zscan_normal = vl_zscan_layout(dec->base.context, vl_zscan_normal, dec->blocks_per_line);
|
|
dec->zscan_alternate = vl_zscan_layout(dec->base.context, vl_zscan_alternate, dec->blocks_per_line);
|
|
|
|
num_channels = dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT ? 4 : 1;
|
|
|
|
if (!vl_zscan_init(&dec->zscan_y, dec->base.context, dec->base.width, dec->base.height,
|
|
dec->blocks_per_line, dec->num_blocks, num_channels))
|
|
return false;
|
|
|
|
if (!vl_zscan_init(&dec->zscan_c, dec->base.context, dec->chroma_width, dec->chroma_height,
|
|
dec->blocks_per_line, dec->num_blocks, num_channels))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
init_idct(struct vl_mpeg12_decoder *dec, const struct format_config* format_config)
|
|
{
|
|
unsigned nr_of_idct_render_targets, max_inst;
|
|
enum pipe_format formats[3];
|
|
struct pipe_video_buffer templat;
|
|
|
|
struct pipe_sampler_view *matrix = NULL;
|
|
|
|
nr_of_idct_render_targets = dec->base.context->screen->get_param
|
|
(
|
|
dec->base.context->screen, PIPE_CAP_MAX_RENDER_TARGETS
|
|
);
|
|
|
|
max_inst = dec->base.context->screen->get_shader_param
|
|
(
|
|
dec->base.context->screen, PIPE_SHADER_FRAGMENT, PIPE_SHADER_CAP_MAX_INSTRUCTIONS
|
|
);
|
|
|
|
// Just assume we need 32 inst per render target, not 100% true, but should work in most cases
|
|
if (nr_of_idct_render_targets >= 4 && max_inst >= 32*4)
|
|
// more than 4 render targets usually doesn't makes any seens
|
|
nr_of_idct_render_targets = 4;
|
|
else
|
|
nr_of_idct_render_targets = 1;
|
|
|
|
formats[0] = formats[1] = formats[2] = format_config->idct_source_format;
|
|
memset(&templat, 0, sizeof(templat));
|
|
templat.width = dec->base.width / 4;
|
|
templat.height = dec->base.height;
|
|
templat.chroma_format = dec->base.chroma_format;
|
|
dec->idct_source = vl_video_buffer_create_ex
|
|
(
|
|
dec->base.context, &templat,
|
|
formats, 1, 1, PIPE_USAGE_STATIC
|
|
);
|
|
|
|
if (!dec->idct_source)
|
|
goto error_idct_source;
|
|
|
|
formats[0] = formats[1] = formats[2] = format_config->mc_source_format;
|
|
memset(&templat, 0, sizeof(templat));
|
|
templat.width = dec->base.width / nr_of_idct_render_targets;
|
|
templat.height = dec->base.height / 4;
|
|
templat.chroma_format = dec->base.chroma_format;
|
|
dec->mc_source = vl_video_buffer_create_ex
|
|
(
|
|
dec->base.context, &templat,
|
|
formats, nr_of_idct_render_targets, 1, PIPE_USAGE_STATIC
|
|
);
|
|
|
|
if (!dec->mc_source)
|
|
goto error_mc_source;
|
|
|
|
if (!(matrix = vl_idct_upload_matrix(dec->base.context, format_config->idct_scale)))
|
|
goto error_matrix;
|
|
|
|
if (!vl_idct_init(&dec->idct_y, dec->base.context, dec->base.width, dec->base.height,
|
|
nr_of_idct_render_targets, matrix, matrix))
|
|
goto error_y;
|
|
|
|
if(!vl_idct_init(&dec->idct_c, dec->base.context, dec->chroma_width, dec->chroma_height,
|
|
nr_of_idct_render_targets, matrix, matrix))
|
|
goto error_c;
|
|
|
|
pipe_sampler_view_reference(&matrix, NULL);
|
|
|
|
return true;
|
|
|
|
error_c:
|
|
vl_idct_cleanup(&dec->idct_y);
|
|
|
|
error_y:
|
|
pipe_sampler_view_reference(&matrix, NULL);
|
|
|
|
error_matrix:
|
|
dec->mc_source->destroy(dec->mc_source);
|
|
|
|
error_mc_source:
|
|
dec->idct_source->destroy(dec->idct_source);
|
|
|
|
error_idct_source:
|
|
return false;
|
|
}
|
|
|
|
static bool
|
|
init_mc_source_widthout_idct(struct vl_mpeg12_decoder *dec, const struct format_config* format_config)
|
|
{
|
|
enum pipe_format formats[3];
|
|
struct pipe_video_buffer templat;
|
|
|
|
formats[0] = formats[1] = formats[2] = format_config->mc_source_format;
|
|
memset(&templat, 0, sizeof(templat));
|
|
templat.width = dec->base.width;
|
|
templat.height = dec->base.height;
|
|
templat.chroma_format = dec->base.chroma_format;
|
|
dec->mc_source = vl_video_buffer_create_ex
|
|
(
|
|
dec->base.context, &templat,
|
|
formats, 1, 1, PIPE_USAGE_STATIC
|
|
);
|
|
|
|
return dec->mc_source != NULL;
|
|
}
|
|
|
|
static void
|
|
mc_vert_shader_callback(void *priv, struct vl_mc *mc,
|
|
struct ureg_program *shader,
|
|
unsigned first_output,
|
|
struct ureg_dst tex)
|
|
{
|
|
struct vl_mpeg12_decoder *dec = priv;
|
|
struct ureg_dst o_vtex;
|
|
|
|
assert(priv && mc);
|
|
assert(shader);
|
|
|
|
if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) {
|
|
struct vl_idct *idct = mc == &dec->mc_y ? &dec->idct_y : &dec->idct_c;
|
|
vl_idct_stage2_vert_shader(idct, shader, first_output, tex);
|
|
} else {
|
|
o_vtex = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, first_output);
|
|
ureg_MOV(shader, ureg_writemask(o_vtex, TGSI_WRITEMASK_XY), ureg_src(tex));
|
|
}
|
|
}
|
|
|
|
static void
|
|
mc_frag_shader_callback(void *priv, struct vl_mc *mc,
|
|
struct ureg_program *shader,
|
|
unsigned first_input,
|
|
struct ureg_dst dst)
|
|
{
|
|
struct vl_mpeg12_decoder *dec = priv;
|
|
struct ureg_src src, sampler;
|
|
|
|
assert(priv && mc);
|
|
assert(shader);
|
|
|
|
if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) {
|
|
struct vl_idct *idct = mc == &dec->mc_y ? &dec->idct_y : &dec->idct_c;
|
|
vl_idct_stage2_frag_shader(idct, shader, first_input, dst);
|
|
} else {
|
|
src = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, first_input, TGSI_INTERPOLATE_LINEAR);
|
|
sampler = ureg_DECL_sampler(shader, 0);
|
|
ureg_TEX(shader, dst, TGSI_TEXTURE_2D, src, sampler);
|
|
}
|
|
}
|
|
|
|
struct pipe_video_decoder *
|
|
vl_create_mpeg12_decoder(struct pipe_context *context,
|
|
enum pipe_video_profile profile,
|
|
enum pipe_video_entrypoint entrypoint,
|
|
enum pipe_video_chroma_format chroma_format,
|
|
unsigned width, unsigned height, unsigned max_references,
|
|
bool expect_chunked_decode)
|
|
{
|
|
const unsigned block_size_pixels = VL_BLOCK_WIDTH * VL_BLOCK_HEIGHT;
|
|
const struct format_config *format_config;
|
|
struct vl_mpeg12_decoder *dec;
|
|
|
|
assert(u_reduce_video_profile(profile) == PIPE_VIDEO_CODEC_MPEG12);
|
|
|
|
dec = CALLOC_STRUCT(vl_mpeg12_decoder);
|
|
|
|
if (!dec)
|
|
return NULL;
|
|
|
|
dec->base.context = context;
|
|
dec->base.profile = profile;
|
|
dec->base.entrypoint = entrypoint;
|
|
dec->base.chroma_format = chroma_format;
|
|
dec->base.width = width;
|
|
dec->base.height = height;
|
|
dec->base.max_references = max_references;
|
|
|
|
dec->base.destroy = vl_mpeg12_destroy;
|
|
dec->base.begin_frame = vl_mpeg12_begin_frame;
|
|
dec->base.decode_macroblock = vl_mpeg12_decode_macroblock;
|
|
dec->base.decode_bitstream = vl_mpeg12_decode_bitstream;
|
|
dec->base.end_frame = vl_mpeg12_end_frame;
|
|
dec->base.flush = vl_mpeg12_flush;
|
|
|
|
dec->blocks_per_line = MAX2(util_next_power_of_two(dec->base.width) / block_size_pixels, 4);
|
|
dec->num_blocks = (dec->base.width * dec->base.height) / block_size_pixels;
|
|
dec->width_in_macroblocks = align(dec->base.width, VL_MACROBLOCK_WIDTH) / VL_MACROBLOCK_WIDTH;
|
|
dec->expect_chunked_decode = expect_chunked_decode;
|
|
|
|
/* TODO: Implement 422, 444 */
|
|
assert(dec->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420);
|
|
|
|
if (dec->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420) {
|
|
dec->chroma_width = dec->base.width / 2;
|
|
dec->chroma_height = dec->base.height / 2;
|
|
dec->num_blocks = dec->num_blocks * 2;
|
|
} else if (dec->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_422) {
|
|
dec->chroma_width = dec->base.width;
|
|
dec->chroma_height = dec->base.height / 2;
|
|
dec->num_blocks = dec->num_blocks * 2 + dec->num_blocks;
|
|
} else {
|
|
dec->chroma_width = dec->base.width;
|
|
dec->chroma_height = dec->base.height;
|
|
dec->num_blocks = dec->num_blocks * 3;
|
|
}
|
|
|
|
dec->quads = vl_vb_upload_quads(dec->base.context);
|
|
dec->pos = vl_vb_upload_pos(
|
|
dec->base.context,
|
|
dec->base.width / VL_MACROBLOCK_WIDTH,
|
|
dec->base.height / VL_MACROBLOCK_HEIGHT
|
|
);
|
|
|
|
dec->ves_ycbcr = vl_vb_get_ves_ycbcr(dec->base.context);
|
|
dec->ves_mv = vl_vb_get_ves_mv(dec->base.context);
|
|
|
|
switch (entrypoint) {
|
|
case PIPE_VIDEO_ENTRYPOINT_BITSTREAM:
|
|
format_config = find_format_config(dec, bitstream_format_config, num_bitstream_format_configs);
|
|
break;
|
|
|
|
case PIPE_VIDEO_ENTRYPOINT_IDCT:
|
|
format_config = find_format_config(dec, idct_format_config, num_idct_format_configs);
|
|
break;
|
|
|
|
case PIPE_VIDEO_ENTRYPOINT_MC:
|
|
format_config = find_format_config(dec, mc_format_config, num_mc_format_configs);
|
|
break;
|
|
|
|
default:
|
|
assert(0);
|
|
FREE(dec);
|
|
return NULL;
|
|
}
|
|
|
|
if (!format_config) {
|
|
FREE(dec);
|
|
return NULL;
|
|
}
|
|
|
|
if (!init_zscan(dec, format_config))
|
|
goto error_zscan;
|
|
|
|
if (entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) {
|
|
if (!init_idct(dec, format_config))
|
|
goto error_sources;
|
|
} else {
|
|
if (!init_mc_source_widthout_idct(dec, format_config))
|
|
goto error_sources;
|
|
}
|
|
|
|
if (!vl_mc_init(&dec->mc_y, dec->base.context, dec->base.width, dec->base.height,
|
|
VL_MACROBLOCK_HEIGHT, format_config->mc_scale,
|
|
mc_vert_shader_callback, mc_frag_shader_callback, dec))
|
|
goto error_mc_y;
|
|
|
|
// TODO
|
|
if (!vl_mc_init(&dec->mc_c, dec->base.context, dec->base.width, dec->base.height,
|
|
VL_BLOCK_HEIGHT, format_config->mc_scale,
|
|
mc_vert_shader_callback, mc_frag_shader_callback, dec))
|
|
goto error_mc_c;
|
|
|
|
if (!init_pipe_state(dec))
|
|
goto error_pipe_state;
|
|
|
|
return &dec->base;
|
|
|
|
error_pipe_state:
|
|
vl_mc_cleanup(&dec->mc_c);
|
|
|
|
error_mc_c:
|
|
vl_mc_cleanup(&dec->mc_y);
|
|
|
|
error_mc_y:
|
|
if (entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) {
|
|
vl_idct_cleanup(&dec->idct_y);
|
|
vl_idct_cleanup(&dec->idct_c);
|
|
dec->idct_source->destroy(dec->idct_source);
|
|
}
|
|
dec->mc_source->destroy(dec->mc_source);
|
|
|
|
error_sources:
|
|
vl_zscan_cleanup(&dec->zscan_y);
|
|
vl_zscan_cleanup(&dec->zscan_c);
|
|
|
|
error_zscan:
|
|
FREE(dec);
|
|
return NULL;
|
|
}
|