kolibrios-fun/contrib/media/fplay/vaapi.c
Sergey Semyonov (Serge) e4cdc1239f Fplay: update
git-svn-id: svn://kolibrios.org@6438 a494cfbc-eb01-0410-851d-a64ba20cac60
2016-05-28 10:47:44 +00:00

767 lines
22 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include <libswscale/swscale.h>
#include <libavcodec/vaapi.h>
#include <va/va.h>
#include <va/va_drmcommon.h>
#include <va/drm/va_drm.h>
#include <alloca.h>
#include <kos32sys.h>
#include "winlib/winlib.h"
#include "fplay.h"
struct hw_profile
{
enum AVCodecID av_codec;
int ff_profile;
VAProfile va_profile;
};
#define ENTER() printf("enter %s\n",__FUNCTION__)
#define LEAVE() printf("leave %s\n",__FUNCTION__)
#define FAIL() printf("fail %s\n",__FUNCTION__)
#if DEBUG
# define D(x) x
# define bug printf
#else
# define D(x)
#endif
#undef ARRAY_ELEMS
#define ARRAY_ELEMS(a) (sizeof(a) / sizeof((a)[0]))
static int drm_fd = 0;
static struct vaapi_context *v_context;
static VASurfaceID v_surface_id[16];
#define HAS_HEVC VA_CHECK_VERSION(0, 38, 0)
#define HAS_VP9 (VA_CHECK_VERSION(0, 38, 1) && defined(FF_PROFILE_VP9_0))
#define PE(av_codec_id, ff_profile, vdp_profile) \
{AV_CODEC_ID_ ## av_codec_id, FF_PROFILE_ ## ff_profile, \
VAProfile ## vdp_profile}
static const struct hw_profile hw_profiles[] = {
PE(MPEG2VIDEO, MPEG2_MAIN, MPEG2Main),
PE(MPEG2VIDEO, MPEG2_SIMPLE, MPEG2Simple),
PE(MPEG4, MPEG4_ADVANCED_SIMPLE, MPEG4AdvancedSimple),
PE(MPEG4, MPEG4_MAIN, MPEG4Main),
PE(MPEG4, MPEG4_SIMPLE, MPEG4Simple),
PE(H264, H264_HIGH, H264High),
PE(H264, H264_MAIN, H264Main),
PE(H264, H264_CONSTRAINED_BASELINE, H264ConstrainedBaseline),
PE(VC1, VC1_ADVANCED, VC1Advanced),
PE(VC1, VC1_MAIN, VC1Main),
PE(VC1, VC1_SIMPLE, VC1Simple),
PE(WMV3, VC1_ADVANCED, VC1Advanced),
PE(WMV3, VC1_MAIN, VC1Main),
PE(WMV3, VC1_SIMPLE, VC1Simple),
#if HAS_HEVC
PE(HEVC, HEVC_MAIN, HEVCMain),
PE(HEVC, HEVC_MAIN_10, HEVCMain10),
#endif
#if HAS_VP9
PE(VP9, VP9_0, VP9Profile0),
#endif
{0}
};
int va_check_codec_support(enum AVCodecID id)
{
for (int n = 0; hw_profiles[n].av_codec; n++) {
if (hw_profiles[n].av_codec == id)
return 1;
}
return 0;
}
static int vaapi_check_status(VAStatus status, const char *msg)
{
if (status != VA_STATUS_SUCCESS) {
fprintf(stderr, "[%s] %s: %s\n", PACKAGE_NAME, msg, vaErrorStr(status));
return 0;
}
return 1;
};
static const char *string_of_VADisplayAttribType(VADisplayAttribType type)
{
switch (type) {
#define TYPE(type) \
case VADisplayAttrib##type: return "VADisplayAttrib" #type
TYPE(Brightness);
TYPE(Contrast);
TYPE(Hue);
TYPE(Saturation);
TYPE(BackgroundColor);
#if !VA_CHECK_VERSION(0,34,0)
TYPE(DirectSurface);
#endif
#if VA_CHECK_VERSION(0,32,0)
TYPE(Rotation);
#endif
#undef TYPE
default: break;
}
return "<unknown>";
}
static const char *string_of_VAProfile(VAProfile profile)
{
switch (profile) {
#define PROFILE(profile) \
case VAProfile##profile: return "VAProfile" #profile
PROFILE(MPEG2Simple);
PROFILE(MPEG2Main);
PROFILE(MPEG4Simple);
PROFILE(MPEG4AdvancedSimple);
PROFILE(MPEG4Main);
#if VA_CHECK_VERSION(0,32,0)
PROFILE(JPEGBaseline);
PROFILE(H263Baseline);
PROFILE(H264ConstrainedBaseline);
#endif
PROFILE(H264Baseline);
PROFILE(H264Main);
PROFILE(H264High);
PROFILE(VC1Simple);
PROFILE(VC1Main);
PROFILE(VC1Advanced);
#undef PROFILE
default: break;
}
return "<unknown>";
}
static const char *string_of_VAEntrypoint(VAEntrypoint entrypoint)
{
switch (entrypoint) {
#define ENTRYPOINT(entrypoint) \
case VAEntrypoint##entrypoint: return "VAEntrypoint" #entrypoint
ENTRYPOINT(VLD);
ENTRYPOINT(IZZ);
ENTRYPOINT(IDCT);
ENTRYPOINT(MoComp);
ENTRYPOINT(Deblocking);
#if VA_CHECK_VERSION(0,32,0)
ENTRYPOINT(EncSlice);
ENTRYPOINT(EncPicture);
#endif
#undef ENTRYPOINT
default: break;
}
return "<unknown>";
}
void *vaapi_init(VADisplay display)
{
struct vaapi_context *vaapi;
int major_version, minor_version;
int i, num_display_attrs, max_display_attrs;
VADisplayAttribute *display_attrs = NULL;
VAStatus status;
if (v_context)
return 0;
if (!display)
goto error;
D(bug("VA display %p\n", display));
status = vaInitialize(display, &major_version, &minor_version);
if (!vaapi_check_status(status, "vaInitialize()"))
goto error;
D(bug("VA API version %d.%d\n", major_version, minor_version));
max_display_attrs = vaMaxNumDisplayAttributes(display);
display_attrs = malloc(max_display_attrs * sizeof(display_attrs[0]));
if (!display_attrs)
goto error;
num_display_attrs = 0; /* XXX: workaround old GMA500 bug */
status = vaQueryDisplayAttributes(display, display_attrs, &num_display_attrs);
if (!vaapi_check_status(status, "vaQueryDisplayAttributes()"))
goto error;
D(bug("%d display attributes available\n", num_display_attrs));
for (i = 0; i < num_display_attrs; i++) {
VADisplayAttribute * const display_attr = &display_attrs[i];
D(bug(" %-32s (%s/%s) min %d max %d value 0x%x\n",
string_of_VADisplayAttribType(display_attr->type),
(display_attr->flags & VA_DISPLAY_ATTRIB_GETTABLE) ? "get" : "---",
(display_attr->flags & VA_DISPLAY_ATTRIB_SETTABLE) ? "set" : "---",
display_attr->min_value,
display_attr->max_value,
display_attr->value));
}
if ((vaapi = calloc(1, sizeof(*vaapi))) == NULL)
goto error;
vaapi->display = display;
vaapi->config_id = VA_INVALID_ID;
vaapi->context_id = VA_INVALID_ID;
v_context = vaapi;
return vaapi;
error:
free(display_attrs);
return NULL;
}
static int has_profile(struct vaapi_context *vaapi, VAProfile profile)
{
VAProfile *profiles;
int n_profiles;
size_t size;
VAStatus status;
int i;
size = vaMaxNumProfiles(vaapi->display) * sizeof(VAProfile);
profiles = alloca(size);
memset(profiles, 0, size);
status = vaQueryConfigProfiles(vaapi->display,profiles,&n_profiles);
if (!vaapi_check_status(status, "vaQueryConfigProfiles()"))
return 0;
D(bug("%d profiles available\n", n_profiles));
for (i = 0; i < n_profiles; i++)
{
if (profiles[i] == profile)
return 1;
}
return 0;
}
static int has_entrypoint(struct vaapi_context *vaapi, VAProfile profile, VAEntrypoint entrypoint)
{
VAEntrypoint *entrypoints;
int n_entrypoints;
size_t size;
VAStatus status;
int i;
size = vaMaxNumEntrypoints(vaapi->display) * sizeof(VAEntrypoint);
entrypoints = alloca(size);
memset(entrypoints, 0, size);
status = vaQueryConfigEntrypoints(vaapi->display, profile,
entrypoints, &n_entrypoints);
if (!vaapi_check_status(status, "vaQueryConfigEntrypoints()"))
return 0;
D(bug("%d entrypoints available for %s\n", n_entrypoints,
string_of_VAProfile(profile)));
for (i = 0; i < n_entrypoints; i++)
{
if (entrypoints[i] == entrypoint)
return 1;
}
return 0;
}
static int vaapi_init_decoder(vst_t *vst,VAProfile profile,
VAEntrypoint entrypoint,
unsigned int picture_width,
unsigned int picture_height)
{
struct vaapi_context* const vaapi = v_context;
VAConfigAttrib attrib;
VAConfigID config_id = VA_INVALID_ID;
VAContextID context_id = VA_INVALID_ID;
VAStatus status;
ENTER();
printf("%s profile %x width:%d height:%d\n",
__FUNCTION__, profile, picture_width, picture_height);
if (!vaapi)
{
FAIL();
return -1;
};
if (!has_profile(vaapi, profile))
{
FAIL();
return -1;
};
if (!has_entrypoint(vaapi, profile, entrypoint))
{
FAIL();
return -1;
};
if (vaapi->config_id != VA_INVALID_ID)
vaDestroyConfig(vaapi->display, vaapi->config_id);
attrib.type = VAConfigAttribRTFormat;
printf("vaGetConfigAttributes\n");
status = vaGetConfigAttributes(vaapi->display, profile, entrypoint,
&attrib, 1);
if (!vaapi_check_status(status, "vaGetConfigAttributes()"))
{
FAIL();
return -1;
}
if ((attrib.value & VA_RT_FORMAT_YUV420) == 0)
{
printf("Chroma format not supported.\n");
FAIL();
return -1;
};
printf("vaCreateConfig\n");
status = vaCreateConfig(vaapi->display, profile, entrypoint,
&attrib, 1, &config_id);
if (!vaapi_check_status(status, "vaCreateConfig()"))
{
FAIL();
return -1;
}
printf("vaCreateSurfaces %dx%d\n",picture_width,picture_height);
status = vaCreateSurfaces(vaapi->display, VA_RT_FORMAT_YUV420, picture_width, picture_height,
v_surface_id,vst->decoder->nframes,NULL,0);
if (!vaapi_check_status(status, "vaCreateSurfaces()"))
{
FAIL();
return -1;
};
{
VAImage vaimage;
VABufferInfo info = {0};
vaDeriveImage(vaapi->display,v_surface_id[0],&vaimage);
printf("vaDeriveImage: %x fourcc: %x\n"
"offset0: %d pitch0: %d\n"
"offset1: %d pitch1: %d\n"
"offset2: %d pitch2: %d\n",
vaimage.buf, vaimage.format.fourcc,
vaimage.offsets[0],vaimage.pitches[0],
vaimage.offsets[1],vaimage.pitches[1],
vaimage.offsets[2],vaimage.pitches[2]);
info.mem_type = VA_SURFACE_ATTRIB_MEM_TYPE_KERNEL_DRM;
vaAcquireBufferHandle(vaapi->display, vaimage.buf, &info);
printf("vaAcquireBufferHandle: %x type: %x\n"
"mem type: %x mem size: %x\n",
info.handle, info.type, info.mem_type, info.mem_size);
vaReleaseBufferHandle(vaapi->display, vaimage.buf);
vaDestroyImage(vaapi->display,vaimage.image_id);
};
printf("vaCreateContext %dx%d\n",picture_width,picture_height);
status = vaCreateContext(vaapi->display, config_id,
picture_width, picture_height,
VA_PROGRESSIVE,
v_surface_id, vst->decoder->nframes,
&context_id);
if (!vaapi_check_status(status, "vaCreateContext()"))
{
FAIL();
return -1;
};
vaapi->config_id = config_id;
vaapi->context_id = context_id;
LEAVE();
return 0;
}
static enum PixelFormat get_format(struct AVCodecContext *avctx,
const enum AVPixelFormat *fmt)
{
vst_t *vst = (vst_t*)avctx->opaque;
VAProfile profile = avctx->profile;
enum AVCodecID codec = avctx->codec_id;
if (codec == AV_CODEC_ID_H264)
{
if(profile == FF_PROFILE_H264_BASELINE)
profile = FF_PROFILE_H264_CONSTRAINED_BASELINE;
};
if(avctx->hwaccel_context != NULL &&
(vst->codec_id != codec ||
vst->codec_profile != profile))
{
struct decoder* decoder = vst->decoder;
printf("\n%s codec changed!!!\n"
"old id %d profile %x new id %d profile %x\n",
__FUNCTION__, vst->codec_id, vst->codec_profile,
codec, profile);
for(int i = 0; i < decoder->nframes; i++)
{
vframe_t *vframe = &decoder->vframes[i];
vframe->format = AV_PIX_FMT_NONE;
};
}
printf("\n%s codec %d profile %x\n", __FUNCTION__,avctx->codec_id, avctx->profile);
for (int i = 0; fmt[i] != PIX_FMT_NONE; i++)
{
if (fmt[i] != AV_PIX_FMT_VAAPI_VLD)
continue;
for (int n = 0; hw_profiles[n].av_codec; n++)
{
if (hw_profiles[n].av_codec == codec &&
hw_profiles[n].ff_profile == profile)
{
profile = hw_profiles[n].va_profile;
if (vaapi_init_decoder(vst, profile, VAEntrypointVLD, avctx->width, avctx->height) == 0)
{
avctx->hwaccel_context = v_context;
vst->codec_id = codec;
vst->codec_profile = profile;
printf("%s format: %x\n",__FUNCTION__, fmt[i]);
return fmt[i];
}
}
}
}
printf("%s format PIX_FMT_NONE\n",__FUNCTION__);
return PIX_FMT_NONE;
}
struct av_surface
{
int w;
int h;
VASurfaceID id;
};
static void av_release_buffer(void *opaque, uint8_t *data)
{
}
static int get_buffer2(AVCodecContext *avctx, AVFrame *pic, int flags)
{
static struct av_surface avsurface;
vst_t *vst = (vst_t*)avctx->opaque;
void *surface;
surface = (void *)(uintptr_t)v_surface_id[vst->decoder->active_frame->index];
pic->data[3] = surface;
pic->buf[0] = av_buffer_create((uint8_t*)&avsurface, sizeof(avsurface),
av_release_buffer, avctx,
AV_BUFFER_FLAG_READONLY);
return 0;
}
#define EGL_TEXTURE_Y_U_V_WL 0x31D7
#define EGL_TEXTURE_Y_UV_WL 0x31D8
#define EGL_TEXTURE_Y_XUXV_WL 0x31D9
enum wl_drm_format {
WL_DRM_FORMAT_C8 = 0x20203843,
WL_DRM_FORMAT_RGB332 = 0x38424752,
WL_DRM_FORMAT_BGR233 = 0x38524742,
WL_DRM_FORMAT_XRGB4444 = 0x32315258,
WL_DRM_FORMAT_XBGR4444 = 0x32314258,
WL_DRM_FORMAT_RGBX4444 = 0x32315852,
WL_DRM_FORMAT_BGRX4444 = 0x32315842,
WL_DRM_FORMAT_ARGB4444 = 0x32315241,
WL_DRM_FORMAT_ABGR4444 = 0x32314241,
WL_DRM_FORMAT_RGBA4444 = 0x32314152,
WL_DRM_FORMAT_BGRA4444 = 0x32314142,
WL_DRM_FORMAT_XRGB1555 = 0x35315258,
WL_DRM_FORMAT_XBGR1555 = 0x35314258,
WL_DRM_FORMAT_RGBX5551 = 0x35315852,
WL_DRM_FORMAT_BGRX5551 = 0x35315842,
WL_DRM_FORMAT_ARGB1555 = 0x35315241,
WL_DRM_FORMAT_ABGR1555 = 0x35314241,
WL_DRM_FORMAT_RGBA5551 = 0x35314152,
WL_DRM_FORMAT_BGRA5551 = 0x35314142,
WL_DRM_FORMAT_RGB565 = 0x36314752,
WL_DRM_FORMAT_BGR565 = 0x36314742,
WL_DRM_FORMAT_RGB888 = 0x34324752,
WL_DRM_FORMAT_BGR888 = 0x34324742,
WL_DRM_FORMAT_XRGB8888 = 0x34325258,
WL_DRM_FORMAT_XBGR8888 = 0x34324258,
WL_DRM_FORMAT_RGBX8888 = 0x34325852,
WL_DRM_FORMAT_BGRX8888 = 0x34325842,
WL_DRM_FORMAT_ARGB8888 = 0x34325241,
WL_DRM_FORMAT_ABGR8888 = 0x34324241,
WL_DRM_FORMAT_RGBA8888 = 0x34324152,
WL_DRM_FORMAT_BGRA8888 = 0x34324142,
WL_DRM_FORMAT_XRGB2101010 = 0x30335258,
WL_DRM_FORMAT_XBGR2101010 = 0x30334258,
WL_DRM_FORMAT_RGBX1010102 = 0x30335852,
WL_DRM_FORMAT_BGRX1010102 = 0x30335842,
WL_DRM_FORMAT_ARGB2101010 = 0x30335241,
WL_DRM_FORMAT_ABGR2101010 = 0x30334241,
WL_DRM_FORMAT_RGBA1010102 = 0x30334152,
WL_DRM_FORMAT_BGRA1010102 = 0x30334142,
WL_DRM_FORMAT_YUYV = 0x56595559,
WL_DRM_FORMAT_YVYU = 0x55595659,
WL_DRM_FORMAT_UYVY = 0x59565955,
WL_DRM_FORMAT_VYUY = 0x59555956,
WL_DRM_FORMAT_AYUV = 0x56555941,
WL_DRM_FORMAT_NV12 = 0x3231564e,
WL_DRM_FORMAT_NV21 = 0x3132564e,
WL_DRM_FORMAT_NV16 = 0x3631564e,
WL_DRM_FORMAT_NV61 = 0x3136564e,
WL_DRM_FORMAT_YUV410 = 0x39565559,
WL_DRM_FORMAT_YVU410 = 0x39555659,
WL_DRM_FORMAT_YUV411 = 0x31315559,
WL_DRM_FORMAT_YVU411 = 0x31315659,
WL_DRM_FORMAT_YUV420 = 0x32315559,
WL_DRM_FORMAT_YVU420 = 0x32315659,
WL_DRM_FORMAT_YUV422 = 0x36315559,
WL_DRM_FORMAT_YVU422 = 0x36315659,
WL_DRM_FORMAT_YUV444 = 0x34325559,
WL_DRM_FORMAT_YVU444 = 0x34325659,
};
void va_create_planar(vst_t *vst, vframe_t *vframe)
{
struct vaapi_context* const vaapi = v_context;
VABufferInfo info = {0};
VAImage vaimage;
VAStatus status;
planar_t *planar;
vaSyncSurface(vaapi->display,v_surface_id[vframe->index]);
if(vframe->format != AV_PIX_FMT_NONE)
return;
status = vaDeriveImage(vaapi->display,v_surface_id[vframe->index],&vaimage);
if (!vaapi_check_status(status, "vaDeriveImage()"))
{
FAIL();
return;
};
/*
printf("vaDeriveImage: %x fourcc: %x\n"
"offset0: %d pitch0: %d\n"
"offset1: %d pitch1: %d\n"
"offset2: %d pitch2: %d\n",
vaimage.buf, vaimage.format.fourcc,
vaimage.offsets[0],vaimage.pitches[0],
vaimage.offsets[1],vaimage.pitches[1],
vaimage.offsets[2],vaimage.pitches[2]);
*/
info.mem_type = VA_SURFACE_ATTRIB_MEM_TYPE_KERNEL_DRM;
status = vaAcquireBufferHandle(vaapi->display, vaimage.buf, &info);
if (!vaapi_check_status(status, "vaAcquireBufferHandle()"))
{
vaDestroyImage(vaapi->display, vaimage.image_id);
FAIL();
return;
};
/*
printf("vaAcquireBufferHandle: %x type: %x\n"
"mem type: %x mem size: %d\n",
info.handle, info.type, info.mem_type, info.mem_size);
*/
planar = pxCreatePlanar(info.handle, WL_DRM_FORMAT_NV12,
vaimage.width, vaimage.height,
vaimage.offsets[0],vaimage.pitches[0],
vaimage.offsets[1],vaimage.pitches[1],
vaimage.offsets[2],vaimage.pitches[2]);
if(planar != NULL)
{
vframe->planar = planar;
vframe->format = AV_PIX_FMT_NV12;
};
vaReleaseBufferHandle(vaapi->display, vaimage.buf);
vaDestroyImage(vaapi->display, vaimage.image_id);
}
static enum AVCodecID profile_to_codec(VAProfile profile)
{
enum AVCodecID id;
switch(profile)
{
case VAProfileMPEG2Simple:
case VAProfileMPEG2Main:
id = AV_CODEC_ID_MPEG2VIDEO;
break;
case VAProfileMPEG4Simple:
case VAProfileMPEG4AdvancedSimple:
case VAProfileMPEG4Main:
id = AV_CODEC_ID_MPEG4;
break;
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
case VAProfileH264ConstrainedBaseline:
case VAProfileH264MultiviewHigh:
case VAProfileH264StereoHigh:
id = AV_CODEC_ID_H264;
break;
case VAProfileVC1Simple:
case VAProfileVC1Main:
case VAProfileVC1Advanced:
id = AV_CODEC_ID_VC1;
break;
case VAProfileHEVCMain:
case VAProfileHEVCMain10:
id = AV_CODEC_ID_HEVC;
break;
default:
id = AV_CODEC_ID_NONE;
};
return id;
};
static VAProfile get_profile(VADisplay dpy, enum AVCodecID codec_id)
{
VAProfile profile = VAProfileNone, *profile_list = NULL;
int num_profiles, max_num_profiles;
enum AVCodecID ff_id;
VAStatus va_status;
int i;
max_num_profiles = vaMaxNumProfiles(dpy);
profile_list = alloca(max_num_profiles * sizeof(VAProfile));
if (!profile_list)
{
printf("Failed to allocate memory for profile list\n");
goto err_0;
}
va_status = vaQueryConfigProfiles(dpy, profile_list, &num_profiles);
if(!vaapi_check_status(va_status, "vaQueryConfigProfiles()"))
goto err_0;
if(codec_id == AV_CODEC_ID_H263)
ff_id = AV_CODEC_ID_H264;
else if(codec_id == AV_CODEC_ID_WMV3)
ff_id = AV_CODEC_ID_VC1;
else
ff_id = codec_id;
for (i = 0; i < num_profiles; i++)
{
if(ff_id == profile_to_codec(profile_list[i]))
{
profile = profile_list[i];
break;
}
};
err_0:
return profile;
}
struct decoder* va_init_decoder(vst_t *vst)
{
AVCodecContext *vCtx = vst->vCtx;
struct decoder *decoder;
VADisplay dpy;
drm_fd = get_service("DISPLAY");
if (drm_fd == 0)
return NULL;
dpy = vaGetDisplayDRM(drm_fd);
if (dpy == NULL)
goto err_0;
decoder = calloc(1, sizeof(struct decoder));
if(decoder == NULL)
goto err_0;
decoder->hwctx = vaapi_init(dpy);
if(decoder->hwctx == NULL)
goto err_1;
if(get_profile(dpy, vCtx->codec_id) == VAProfileNone)
goto err_1;
decoder->Frame = av_frame_alloc();
if(decoder->Frame == NULL)
goto err_1;
if(vCtx->codec_id == AV_CODEC_ID_H264)
decoder->nframes = 16;
else
decoder->nframes = 4;
for(int i = 0; i < decoder->nframes; i++)
{
vframe_t *vframe = &decoder->vframes[i];
vframe->format = AV_PIX_FMT_NONE;
vframe->is_hw_pic = 1;
vframe->index = i;
vframe->pts = 0;
vframe->ready = 0;
list_add_tail(&vframe->list, &vst->input_list);
};
vCtx->opaque = vst;
vCtx->thread_count = 1;
vCtx->get_format = get_format;
vCtx->get_buffer2 = get_buffer2;
if(avcodec_open2(vst->vCtx, vst->vCodec, NULL) < 0)
{
printf("Error while opening codec for input stream %d\n",
vst->vStream);
goto err_2;
};
decoder->name = vst->vCodec->name;
decoder->codec_id = vCtx->codec_id;
decoder->pix_fmt = vCtx->pix_fmt;
decoder->width = vCtx->width;
decoder->height = vCtx->height;
decoder->is_hw = 1;
decoder->frame_reorder = 1;
return decoder;
err_2:
av_frame_free(&decoder->Frame);
err_1:
vaTerminate(dpy);
free(decoder);
err_0:
drm_fd = 0;
return NULL;
}