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ffmpeg
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Moved reusable code from dxva2_h264.c:end_frame to ff_dxva2_common_end_frame. 

Originally committed as revision 21401 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Laurent Aimar 2010-01-23 17:59:08 +00:00
parent 1cc2d21175
commit 8db7ee09c3
1 changed files with 37 additions and 21 deletions
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58
libavcodec/dxva2_h264.c
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@ -313,12 +313,15 @@ static int commit_buffer(AVCodecContext *avctx,
}
static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx,
struct dxva_context *ctx,
struct dxva2_picture_context *ctx_pic,
DXVA2_DecodeBufferDesc *bs,
DXVA2_DecodeBufferDesc *sc,
unsigned mb_count)
DXVA2_DecodeBufferDesc *sc)
{
H264Context *h = avctx->priv_data;
MpegEncContext *s = &h->s;
const unsigned mb_count = s->mb_width * s->mb_height;
struct dxva_context *ctx = avctx->hwaccel_context;
const Picture *current_picture = h->s.current_picture_ptr;
struct dxva2_picture_context *ctx_pic = current_picture->hwaccel_picture_private;
DXVA_Slice_H264_Short *slice = NULL;
uint8_t *dxva_data, *current, *end;
unsigned dxva_size;
@ -461,24 +464,21 @@ static int decode_slice(AVCodecContext *avctx,
return 0;
}
static int end_frame(AVCodecContext *avctx)
static int ff_dxva2_common_end_frame(AVCodecContext *avctx, MpegEncContext *s,
const void *pp, unsigned pp_size,
const void *qm, unsigned qm_size,
int (*commit_bs_si)(AVCodecContext *,
DXVA2_DecodeBufferDesc *bs,
DXVA2_DecodeBufferDesc *slice))
{
H264Context *h = avctx->priv_data;
MpegEncContext *s = &h->s;
const unsigned mb_count = s->mb_width * s->mb_height;
struct dxva_context *ctx = avctx->hwaccel_context;
const Picture *current_picture = h->s.current_picture_ptr;
struct dxva2_picture_context *ctx_pic = current_picture->hwaccel_picture_private;
unsigned buffer_count = 0;
DXVA2_DecodeBufferDesc buffer[4];
DXVA2_DecodeExecuteParams exec;
int result;
if (ctx_pic->slice_count <= 0 || ctx_pic->bitstream_size <= 0)
return -1;
if (FAILED(IDirectXVideoDecoder_BeginFrame(ctx->decoder,
get_surface(current_picture),
get_surface(s->current_picture_ptr),
NULL))) {
av_log(avctx, AV_LOG_ERROR, "Failed to begin frame\n");
return -1;
@ -486,7 +486,7 @@ static int end_frame(AVCodecContext *avctx)
result = commit_buffer(avctx, ctx, &buffer[buffer_count],
DXVA2_PictureParametersBufferType,
&ctx_pic->pp, sizeof(ctx_pic->pp), 0);
pp, pp_size, 0);
if (result) {
av_log(avctx, AV_LOG_ERROR,
"Failed to add picture parameter buffer\n");
@ -494,20 +494,21 @@ static int end_frame(AVCodecContext *avctx)
}
buffer_count++;
if (qm_size > 0) {
result = commit_buffer(avctx, ctx, &buffer[buffer_count],
DXVA2_InverseQuantizationMatrixBufferType,
&ctx_pic->qm, sizeof(ctx_pic->qm), 0);
qm, qm_size, 0);
if (result) {
av_log(avctx, AV_LOG_ERROR,
"Failed to add inverse quantization matrix buffer\n");
goto end;
}
buffer_count++;
}
result = commit_bitstream_and_slice_buffer(avctx, ctx, ctx_pic,
&buffer[buffer_count + 0],
&buffer[buffer_count + 1],
mb_count);
result = commit_bs_si(avctx,
&buffer[buffer_count + 0],
&buffer[buffer_count + 1]);
if (result) {
av_log(avctx, AV_LOG_ERROR,
"Failed to add bitstream or slice control buffer\n");
@ -517,7 +518,7 @@ static int end_frame(AVCodecContext *avctx)
/* TODO Film Grain when possible */
assert(buffer_count == 4);
assert(buffer_count == 1 + (qm_size > 0) + 2);
memset(&exec, 0, sizeof(exec));
exec.NumCompBuffers = buffer_count;
@ -539,6 +540,21 @@ end:
return result;
}
static int end_frame(AVCodecContext *avctx)
{
H264Context *h = avctx->priv_data;
MpegEncContext *s = &h->s;
struct dxva2_picture_context *ctx_pic =
h->s.current_picture_ptr->hwaccel_picture_private;
if (ctx_pic->slice_count <= 0 || ctx_pic->bitstream_size <= 0)
return -1;
return ff_dxva2_common_end_frame(avctx, s,
&ctx_pic->pp, sizeof(ctx_pic->pp),
&ctx_pic->qm, sizeof(ctx_pic->qm),
commit_bitstream_and_slice_buffer);
}
AVHWAccel h264_dxva2_hwaccel = {
.name = "h264_dxva2",
.type = CODEC_TYPE_VIDEO,