[FFmpeg-cvslog] vima: decode directly to the user-provided AVFrame
Paul B Mahol
git at videolan.org
Wed Feb 13 13:36:21 CET 2013
ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Wed Feb 13 12:06:40 2013 +0000| [9145818ecd511854fc7578eb62730d4eec81c8d5] | committer: Paul B Mahol
vima: decode directly to the user-provided AVFrame
Signed-off-by: Paul B Mahol <onemda at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9145818ecd511854fc7578eb62730d4eec81c8d5
---
libavcodec/vima.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/libavcodec/vima.c b/libavcodec/vima.c
index 9019535..604e0ce 100644
--- a/libavcodec/vima.c
+++ b/libavcodec/vima.c
@@ -26,7 +26,6 @@
#include "adpcm_data.h"
typedef struct {
- AVFrame frame;
uint16_t predict_table[5786 * 2];
} VimaContext;
@@ -125,8 +124,6 @@ static av_cold int decode_init(AVCodecContext *avctx)
}
}
- avcodec_get_frame_defaults(&vima->frame);
- avctx->coded_frame = &vima->frame;
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
return 0;
@@ -137,6 +134,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
{
GetBitContext gb;
VimaContext *vima = avctx->priv_data;
+ AVFrame *frame = data;
int16_t pcm_data[2];
uint32_t samples;
int8_t channel_hint[2];
@@ -171,14 +169,14 @@ static int decode_frame(AVCodecContext *avctx, void *data,
pcm_data[1] = get_sbits(&gb, 16);
}
- vima->frame.nb_samples = samples;
- if ((ret = ff_get_buffer(avctx, &vima->frame)) < 0) {
+ frame->nb_samples = samples;
+ if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
for (chan = 0; chan < channels; chan++) {
- uint16_t *dest = (uint16_t*)vima->frame.data[0] + chan;
+ uint16_t *dest = (uint16_t*)frame->data[0] + chan;
int step_index = channel_hint[chan];
int output = pcm_data[chan];
int sample;
@@ -221,7 +219,6 @@ static int decode_frame(AVCodecContext *avctx, void *data,
}
*got_frame_ptr = 1;
- *(AVFrame *)data = vima->frame;
return pkt->size;
}
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