virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

ra288: decode directly to the user-provided AVFrame

Browse Source
This commit is contained in:
Justin Ruggles 2012-12-23 19:52:00 -05:00
parent f7e8c87c02
commit 79fb2a1f17
1 changed files with 5 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
libavcodec/ra288.c
View File

@ -38,7 +38,6 @@
#define RA288_BLOCKS_PER_FRAME 32
typedef struct {
AVFrame frame;
AVFloatDSPContext fdsp;
DECLARE_ALIGNED(32, float, sp_lpc)[FFALIGN(36, 16)]; ///< LPC coefficients for speech data (spec: A)
DECLARE_ALIGNED(32, float, gain_lpc)[FFALIGN(10, 16)]; ///< LPC coefficients for gain (spec: GB)
@ -70,9 +69,6 @@ static av_cold int ra288_decode_init(AVCodecContext *avctx)
avpriv_float_dsp_init(&ractx->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
avcodec_get_frame_defaults(&ractx->frame);
avctx->coded_frame = &ractx->frame;
return 0;
}
@ -178,6 +174,7 @@ static void backward_filter(RA288Context *ractx,
static int ra288_decode_frame(AVCodecContext * avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
float *out;
@ -193,12 +190,12 @@ static int ra288_decode_frame(AVCodecContext * avctx, void *data,
}
/* get output buffer */
ractx->frame.nb_samples = RA288_BLOCK_SIZE * RA288_BLOCKS_PER_FRAME;
if ((ret = ff_get_buffer(avctx, &ractx->frame)) < 0) {
frame->nb_samples = RA288_BLOCK_SIZE * RA288_BLOCKS_PER_FRAME;
if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
out = (float *)ractx->frame.data[0];
out = (float *)frame->data[0];
init_get_bits(&gb, buf, avctx->block_align * 8);
@ -221,7 +218,6 @@ static int ra288_decode_frame(AVCodecContext * avctx, void *data,
}
*got_frame_ptr = 1;
*(AVFrame *)data = ractx->frame;
return avctx->block_align;
}