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wma: decode directly to the user-provided AVFrame

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This commit is contained in:
Justin Ruggles 2012-12-23 20:25:52 -05:00
parent f4a283eec4
commit c815ca3641
1 changed files with 5 additions and 8 deletions
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13
libavcodec/wmadec.c
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@ -110,9 +110,6 @@ static int wma_decode_init(AVCodecContext * avctx)
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
avcodec_get_frame_defaults(&s->frame);
avctx->coded_frame = &s->frame;
return 0;
}
@ -788,6 +785,7 @@ static int wma_decode_frame(WMACodecContext *s, float **samples,
static int wma_decode_superframe(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
WMACodecContext *s = avctx->priv_data;
@ -821,12 +819,12 @@ static int wma_decode_superframe(AVCodecContext *avctx, void *data,
}
/* get output buffer */
s->frame.nb_samples = nb_frames * s->frame_len;
if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
frame->nb_samples = nb_frames * s->frame_len;
if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
samples = (float **)s->frame.extended_data;
samples = (float **)frame->extended_data;
samples_offset = 0;
if (s->use_bit_reservoir) {
@ -905,8 +903,7 @@ static int wma_decode_superframe(AVCodecContext *avctx, void *data,
s->frame_len_bits, s->block_len_bits, s->frame_len, s->block_len,
(int8_t *)samples - (int8_t *)data, avctx->block_align);
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
*got_frame_ptr = 1;
return avctx->block_align;
fail: