virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

vdpau: check video surface and decoder capabilities

Browse Source 
Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Rémi Denis-Courmont 2014-10-04 16:55:08 +03:00 committed by Anton Khirnov
parent e3e158e81f
commit bef067f88c
1 changed files with 40 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
libavcodec/vdpau.c
View File

@ -69,9 +69,13 @@ int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
{
VDPAUHWContext *hwctx = avctx->hwaccel_context;
VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
VdpVideoSurfaceQueryCapabilities *surface_query_caps;
VdpDecoderQueryCapabilities *decoder_query_caps;
VdpDecoderCreate *create;
void *func;
VdpStatus status;
VdpBool supported;
uint32_t max_level, max_mb, max_width, max_height;
/* See vdpau/vdpau.h for alignment constraints. */
uint32_t width = (avctx->coded_width + 1) & ~1;
uint32_t height = (avctx->coded_height + 3) & ~3;
@ -90,6 +94,42 @@ int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
vdctx->device = hwctx->device;
vdctx->get_proc_address = hwctx->get_proc_address;
if (level < 0)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_VIDEO_SURFACE_QUERY_CAPABILITIES,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
surface_query_caps = func;
status = surface_query_caps(vdctx->device, VDP_CHROMA_TYPE_420, &supported,
&max_width, &max_height);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (supported != VDP_TRUE ||
max_width < width || max_height < height)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_DECODER_QUERY_CAPABILITIES,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
decoder_query_caps = func;
status = decoder_query_caps(vdctx->device, profile, &supported, &max_level,
&max_mb, &max_width, &max_height);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (supported != VDP_TRUE || max_level < level ||
max_width < width || max_height < height)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_CREATE,
&func);
if (status != VDP_STATUS_OK)