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Code Issues Releases Activity

ffmpeg_dxva2: add hevc support

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Reviewed-by: compn <tempn@mi.rr.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Hendrik Leppkes 2015-01-25 13:01:12 +01:00 committed by Michael Niedermayer
parent 36962ad233
commit 5f2cdf9c3c
1 changed files with 9 additions and 1 deletions
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10
ffmpeg_dxva2.c
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@ -52,6 +52,7 @@ DEFINE_GUID(DXVA2_ModeH264_F, 0x1b81be69, 0xa0c7,0x11d3,0xb9,0x84,0x00,0
DEFINE_GUID(DXVADDI_Intel_ModeH264_E, 0x604F8E68, 0x4951,0x4C54,0x88,0xFE,0xAB,0xD2,0x5C,0x15,0xB3,0xD6);
DEFINE_GUID(DXVA2_ModeVC1_D, 0x1b81beA3, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
DEFINE_GUID(DXVA2_ModeVC1_D2010, 0x1b81beA4, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
DEFINE_GUID(DXVA2_ModeHEVC_VLD_Main, 0x5b11d51b, 0x2f4c,0x4452,0xbc,0xc3,0x09,0xf2,0xa1,0x16,0x0c,0xc0);
DEFINE_GUID(DXVA2_NoEncrypt, 0x1b81beD0, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
DEFINE_GUID(GUID_NULL, 0x00000000, 0x0000,0x0000,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00);
@ -80,6 +81,9 @@ static const dxva2_mode dxva2_modes[] = {
{ &DXVA2_ModeVC1_D, AV_CODEC_ID_VC1 },
{ &DXVA2_ModeVC1_D, AV_CODEC_ID_WMV3 },
/* HEVC/H.265 */
{ &DXVA2_ModeHEVC_VLD_Main, AV_CODEC_ID_HEVC },
{ NULL, 0 },
};
@ -526,6 +530,10 @@ static int dxva2_create_decoder(AVCodecContext *s)
but it causes issues for H.264 on certain AMD GPUs..... */
if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO)
surface_alignment = 32;
/* the HEVC DXVA2 spec asks for 128 pixel aligned surfaces to ensure
all coding features have enough room to work with */
else if (s->codec_id == AV_CODEC_ID_HEVC)
surface_alignment = 128;
else
surface_alignment = 16;
@ -533,7 +541,7 @@ static int dxva2_create_decoder(AVCodecContext *s)
ctx->num_surfaces = 4;
/* add surfaces based on number of possible refs */
if (s->codec_id == AV_CODEC_ID_H264)
if (s->codec_id == AV_CODEC_ID_H264 || s->codec_id == AV_CODEC_ID_HEVC)
ctx->num_surfaces += 16;
else
ctx->num_surfaces += 2;