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authorJustin Ruggles <justin.ruggles@gmail.com>2012-12-23 16:28:03 -0500
committerJustin Ruggles <justin.ruggles@gmail.com>2013-02-12 12:21:21 -0500
commita3de4010c2d018ce37a1bfa50b35a17b958d670e (patch)
treeeff6e5be9f20b525a08b50ea71f7e0d376bb2df9 /libavcodec/8svx.c
parentfd1abf42693308ff99b9473c2387d5142f8b3f0e (diff)
8svx: decode directly to the user-provided AVFrame
Diffstat (limited to 'libavcodec/8svx.c')
-rw-r--r--libavcodec/8svx.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/libavcodec/8svx.c b/libavcodec/8svx.c
index dda181b86a..4f2a8971e7 100644
--- a/libavcodec/8svx.c
+++ b/libavcodec/8svx.c
@@ -34,7 +34,6 @@
/** decoder context */
typedef struct EightSvxContext {
- AVFrame frame;
uint8_t fib_acc[2];
const int8_t *table;
@@ -85,6 +84,7 @@ static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
EightSvxContext *esc = avctx->priv_data;
+ AVFrame *frame = data;
int buf_size;
int ch, ret;
int is_compr = (avctx->codec_id != AV_CODEC_ID_PCM_S8_PLANAR);
@@ -136,26 +136,25 @@ static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
}
/* get output buffer */
- esc->frame.nb_samples = buf_size * (is_compr + 1);
- if ((ret = ff_get_buffer(avctx, &esc->frame)) < 0) {
+ frame->nb_samples = buf_size * (is_compr + 1);
+ if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
for (ch = 0; ch < avctx->channels; ch++) {
if (is_compr) {
- delta_decode(esc->frame.data[ch], &esc->data[ch][esc->data_idx],
+ delta_decode(frame->data[ch], &esc->data[ch][esc->data_idx],
buf_size, &esc->fib_acc[ch], esc->table);
} else {
- raw_decode(esc->frame.data[ch], &esc->data[ch][esc->data_idx],
+ raw_decode(frame->data[ch], &esc->data[ch][esc->data_idx],
buf_size);
}
}
esc->data_idx += buf_size;
- *got_frame_ptr = 1;
- *(AVFrame *)data = esc->frame;
+ *got_frame_ptr = 1;
return avpkt->size;
}
@@ -184,9 +183,6 @@ static av_cold int eightsvx_decode_init(AVCodecContext *avctx)
}
avctx->sample_fmt = AV_SAMPLE_FMT_U8P;
- avcodec_get_frame_defaults(&esc->frame);
- avctx->coded_frame = &esc->frame;
-
return 0;
}