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Add VDPAU hardware accelerated decoding for WMV3 and VC1 which can

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be used by video players.

Original patch by NVIDIA corporation.

Originally committed as revision 16699 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
NVIDIA Corporation 2009-01-20 09:28:36 +00:00 committed by Carl Eugen Hoyos
parent 15a4e8b85a
commit c5b42f4a80
9 changed files with 136 additions and 0 deletions
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2
configure vendored
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@ -1016,6 +1016,7 @@ svq3_decoder_suggest="zlib"
tiff_decoder_suggest="zlib"
tiff_encoder_suggest="zlib"
tscc_decoder_select="zlib"
vc1_vdpau_decoder_deps="vdpau"
vorbis_decoder_select="fft mdct"
vorbis_encoder_select="fft mdct"
wmav1_decoder_select="fft mdct"
@ -1024,6 +1025,7 @@ wmav2_decoder_select="fft mdct"
wmav2_encoder_select="fft mdct"
wmv1_encoder_select="aandct"
wmv2_encoder_select="aandct"
wmv3_vdpau_decoder_deps="vdpau"
zlib_decoder_select="zlib"
zlib_encoder_select="zlib"
zmbv_decoder_select="zlib"

2
libavcodec/Makefile
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@ -218,6 +218,7 @@ OBJS-$(CONFIG_TXD_DECODER) += txd.o s3tc.o
OBJS-$(CONFIG_ULTI_DECODER) += ulti.o
OBJS-$(CONFIG_VB_DECODER) += vb.o
OBJS-$(CONFIG_VC1_DECODER) += vc1.o vc1data.o vc1dsp.o msmpeg4data.o h263dec.o h263.o intrax8.o intrax8dsp.o error_resilience.o mpegvideo.o
OBJS-$(CONFIG_VC1_VDPAU_DECODER) += vdpauvideo.o vc1.o vc1data.o vc1dsp.o msmpeg4data.o h263dec.o h263.o intrax8.o intrax8dsp.o error_resilience.o mpegvideo.o
OBJS-$(CONFIG_VCR1_DECODER) += vcr1.o
OBJS-$(CONFIG_VCR1_ENCODER) += vcr1.o
OBJS-$(CONFIG_VMDAUDIO_DECODER) += vmdav.o
@ -241,6 +242,7 @@ OBJS-$(CONFIG_WMV1_ENCODER) += mpegvideo_enc.o motion_est.o ratecontr
OBJS-$(CONFIG_WMV2_DECODER) += wmv2dec.o wmv2.o msmpeg4.o msmpeg4data.o h263dec.o h263.o intrax8.o intrax8dsp.o mpeg12data.o mpegvideo.o error_resilience.o
OBJS-$(CONFIG_WMV2_ENCODER) += wmv2enc.o wmv2.o msmpeg4.o msmpeg4data.o mpegvideo_enc.o motion_est.o ratecontrol.o h263.o mpeg12data.o mpegvideo.o error_resilience.o
OBJS-$(CONFIG_WMV3_DECODER) += vc1.o vc1data.o vc1dsp.o msmpeg4data.o h263dec.o h263.o intrax8.o intrax8dsp.o error_resilience.o mpegvideo.o
OBJS-$(CONFIG_WMV3_VDPAU_DECODER) += vdpauvideo.o vc1.o vc1data.o vc1dsp.o msmpeg4data.o h263dec.o h263.o intrax8.o intrax8dsp.o error_resilience.o mpegvideo.o
OBJS-$(CONFIG_WNV1_DECODER) += wnv1.o
OBJS-$(CONFIG_WS_SND1_DECODER) += ws-snd1.o
OBJS-$(CONFIG_XAN_DPCM_DECODER) += dpcm.o

2
libavcodec/allcodecs.c
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@ -157,6 +157,7 @@ void avcodec_register_all(void)
REGISTER_DECODER (ULTI, ulti);
REGISTER_DECODER (VB, vb);
REGISTER_DECODER (VC1, vc1);
REGISTER_DECODER (VC1_VDPAU, vc1_vdpau);
REGISTER_DECODER (VCR1, vcr1);
REGISTER_DECODER (VMDVIDEO, vmdvideo);
REGISTER_DECODER (VMNC, vmnc);
@ -169,6 +170,7 @@ void avcodec_register_all(void)
REGISTER_ENCDEC (WMV1, wmv1);
REGISTER_ENCDEC (WMV2, wmv2);
REGISTER_DECODER (WMV3, wmv3);
REGISTER_DECODER (WMV3_VDPAU, wmv3_vdpau);
REGISTER_DECODER (WNV1, wnv1);
REGISTER_DECODER (XAN_WC3, xan_wc3);
REGISTER_DECODER (XL, xl);

6
libavcodec/imgconvert.c
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@ -276,6 +276,12 @@ static const PixFmtInfo pix_fmt_info[PIX_FMT_NB] = {
[PIX_FMT_VDPAU_H264] = {
.name = "vdpau_h264",
},
[PIX_FMT_VDPAU_WMV3] = {
.name = "vdpau_wmv3",
},
[PIX_FMT_VDPAU_VC1] = {
.name = "vdpau_vc1",
},
[PIX_FMT_UYYVYY411] = {
.name = "uyyvyy411",
.nb_channels = 1,

48
libavcodec/vc1.c
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@ -35,6 +35,7 @@
#include "unary.h"
#include "simple_idct.h"
#include "mathops.h"
#include "vdpau_internal.h"
#undef NDEBUG
#include <assert.h>
@ -4130,6 +4131,7 @@ static int vc1_decode_frame(AVCodecContext *avctx,
MpegEncContext *s = &v->s;
AVFrame *pict = data;
uint8_t *buf2 = NULL;
const uint8_t *buf_vdpau = buf;
/* no supplementary picture */
if (buf_size == 0) {
@ -4151,6 +4153,13 @@ static int vc1_decode_frame(AVCodecContext *avctx,
s->current_picture_ptr= &s->picture[i];
}
if (s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU){
if (v->profile < PROFILE_ADVANCED)
avctx->pix_fmt = PIX_FMT_VDPAU_WMV3;
else
avctx->pix_fmt = PIX_FMT_VDPAU_VC1;
}
//for advanced profile we may need to parse and unescape data
if (avctx->codec_id == CODEC_ID_VC1) {
int buf_size2 = 0;
@ -4167,6 +4176,8 @@ static int vc1_decode_frame(AVCodecContext *avctx,
if(size <= 0) continue;
switch(AV_RB32(start)){
case VC1_CODE_FRAME:
if (s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
buf_vdpau = start;
buf_size2 = vc1_unescape_buffer(start + 4, size, buf2);
break;
case VC1_CODE_ENTRYPOINT: /* it should be before frame data */
@ -4255,6 +4266,10 @@ static int vc1_decode_frame(AVCodecContext *avctx,
s->me.qpel_put= s->dsp.put_qpel_pixels_tab;
s->me.qpel_avg= s->dsp.avg_qpel_pixels_tab;
if ((CONFIG_VC1_VDPAU_DECODER || CONFIG_WMV3_VDPAU_DECODER)
&&s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
ff_vdpau_vc1_decode_picture(s, buf_vdpau, (buf + buf_size) - buf_vdpau);
else {
ff_er_frame_start(s);
v->bits = buf_size * 8;
@ -4263,6 +4278,7 @@ static int vc1_decode_frame(AVCodecContext *avctx,
// if(get_bits_count(&s->gb) > buf_size * 8)
// return -1;
ff_er_frame_end(s);
}
MPV_frame_end(s);
@ -4336,3 +4352,35 @@ AVCodec wmv3_decoder = {
NULL,
.long_name = NULL_IF_CONFIG_SMALL("Windows Media Video 9"),
};
#if CONFIG_WMV3_VDPAU_DECODER
AVCodec wmv3_vdpau_decoder = {
"wmv3_vdpau",
CODEC_TYPE_VIDEO,
CODEC_ID_WMV3,
sizeof(VC1Context),
vc1_decode_init,
NULL,
vc1_decode_end,
vc1_decode_frame,
CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
NULL,
.long_name = NULL_IF_CONFIG_SMALL("Windows Media Video 9 VDPAU"),
};
#endif
#if CONFIG_VC1_VDPAU_DECODER
AVCodec vc1_vdpau_decoder = {
"vc1_vdpau",
CODEC_TYPE_VIDEO,
CODEC_ID_VC1,
sizeof(VC1Context),
vc1_decode_init,
NULL,
vc1_decode_end,
vc1_decode_frame,
CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
NULL,
.long_name = NULL_IF_CONFIG_SMALL("SMPTE VC-1 VDPAU"),
};
#endif

1
libavcodec/vdpau.h
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@ -72,6 +72,7 @@ struct vdpau_render_state {
union VdpPictureInfo {
VdpPictureInfoMPEG1Or2 mpeg;
VdpPictureInfoH264 h264;
VdpPictureInfoVC1 vc1;
} info;
/** Describe size/location of the compressed video data. */

3
libavcodec/vdpau_internal.h
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@ -36,4 +36,7 @@ void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
void ff_vdpau_h264_set_reference_frames(MpegEncContext *s);
void ff_vdpau_h264_picture_complete(MpegEncContext *s);
void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
int buf_size);
#endif /* AVCODEC_VDPAU_INTERNAL_H */

70
libavcodec/vdpauvideo.c
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@ -24,6 +24,7 @@
#include <limits.h>
#include "avcodec.h"
#include "h264.h"
#include "vc1.h"
#undef NDEBUG
#include <assert.h>
@ -232,4 +233,73 @@ void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
render->bitstream_buffers_used = 0;
}
void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
int buf_size)
{
VC1Context *v = s->avctx->priv_data;
struct vdpau_render_state * render, * last, * next;
render = (struct vdpau_render_state*)s->current_picture.data[0];
assert(render);
/* fill LvPictureInfoVC1 struct */
render->info.vc1.frame_coding_mode = v->fcm;
render->info.vc1.postprocflag = v->postprocflag;
render->info.vc1.pulldown = v->broadcast;
render->info.vc1.interlace = v->interlace;
render->info.vc1.tfcntrflag = v->tfcntrflag;
render->info.vc1.finterpflag = v->finterpflag;
render->info.vc1.psf = v->psf;
render->info.vc1.dquant = v->dquant;
render->info.vc1.panscan_flag = v->panscanflag;
render->info.vc1.refdist_flag = v->refdist_flag;
render->info.vc1.quantizer = v->quantizer_mode;
render->info.vc1.extended_mv = v->extended_mv;
render->info.vc1.extended_dmv = v->extended_dmv;
render->info.vc1.overlap = v->overlap;
render->info.vc1.vstransform = v->vstransform;
render->info.vc1.loopfilter = v->s.loop_filter;
render->info.vc1.fastuvmc = v->fastuvmc;
render->info.vc1.range_mapy_flag = v->range_mapy_flag;
render->info.vc1.range_mapy = v->range_mapy;
render->info.vc1.range_mapuv_flag = v->range_mapuv_flag;
render->info.vc1.range_mapuv = v->range_mapuv;
/* Specific to simple/main profile only */
render->info.vc1.multires = v->multires;
render->info.vc1.syncmarker = v->s.resync_marker;
render->info.vc1.rangered = v->rangered;
render->info.vc1.maxbframes = v->s.max_b_frames;
render->info.vc1.deblockEnable = v->postprocflag & 1;
render->info.vc1.pquant = v->pq;
render->info.vc1.forward_reference = VDP_INVALID_HANDLE;
render->info.vc1.backward_reference = VDP_INVALID_HANDLE;
if (v->bi_type)
render->info.vc1.picture_type = 4;
else
render->info.vc1.picture_type = s->pict_type - 1 + s->pict_type / 3;
switch(s->pict_type){
case FF_B_TYPE:
next = (struct vdpau_render_state*)s->next_picture.data[0];
assert(next);
render->info.vc1.backward_reference = next->surface;
// no break here, going to set forward prediction
case FF_P_TYPE:
last = (struct vdpau_render_state*)s->last_picture.data[0];
if (!last) // FIXME: Does this test make sense?
last = render; // predict second field from the first
render->info.vc1.forward_reference = last->surface;
}
ff_vdpau_add_data_chunk(s, buf, buf_size);
render->info.vc1.slice_count = 1;
ff_draw_horiz_band(s, 0, s->avctx->height);
render->bitstream_buffers_used = 0;
}
/* @}*/

2
libavutil/avutil.h
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@ -124,6 +124,8 @@ enum PixelFormat {
PIX_FMT_VDPAU_H264,///< H264 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
PIX_FMT_VDPAU_MPEG1,///< MPEG1 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
PIX_FMT_VDPAU_MPEG2,///< MPEG2 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
PIX_FMT_VDPAU_WMV3,///< WMV3 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
PIX_FMT_VDPAU_VC1, ///< VC1 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
PIX_FMT_NB, ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
};