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binkaudio: decode directly to the user-provided AVFrame

This commit is contained in:
Justin Ruggles 2012-12-23 17:26:26 -05:00
parent 9a75ace2b2
commit 5cc0bd2cb4
1 changed files with 6 additions and 10 deletions
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16
libavcodec/binkaudio.c
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@ -47,7 +47,6 @@ static float quant_table[96];
#define BINK_BLOCK_MAX_SIZE (MAX_CHANNELS << 11)
typedef struct {
AVFrame frame;
GetBitContext gb;
int version_b; ///< Bink version 'b'
int first;
@ -143,9 +142,6 @@ static av_cold int decode_init(AVCodecContext *avctx)
else
return -1;
avcodec_get_frame_defaults(&s->frame);
avctx->coded_frame = &s->frame;
return 0;
}
@ -294,6 +290,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
BinkAudioContext *s = avctx->priv_data;
AVFrame *frame = data;
GetBitContext *gb = &s->gb;
int ret, consumed = 0;
@ -321,22 +318,21 @@ static int decode_frame(AVCodecContext *avctx, void *data,
}
/* get output buffer */
s->frame.nb_samples = s->frame_len;
if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
frame->nb_samples = s->frame_len;
if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
if (decode_block(s, (float **)s->frame.extended_data,
if (decode_block(s, (float **)frame->extended_data,
avctx->codec->id == AV_CODEC_ID_BINKAUDIO_DCT)) {
av_log(avctx, AV_LOG_ERROR, "Incomplete packet\n");
return AVERROR_INVALIDDATA;
}
get_bits_align32(gb);
s->frame.nb_samples = s->block_size / avctx->channels;
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
frame->nb_samples = s->block_size / avctx->channels;
*got_frame_ptr = 1;
return consumed;
}