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Merge remote-tracking branch 'qatar/master'

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* qatar/master:
  aac_latm: reconfigure decoder on audio specific config changes
  latmdec: fix audio specific config parsing
  Add avcodec_decode_audio4().
  avcodec: change number of plane pointers from 4 to 8 at next major bump.
  Update developers documentation with coding conventions.
  svq1dec: avoid undefined get_bits(0) call
  ARM: h264dsp_neon cosmetics
  ARM: make some NEON macros reusable
  Do not memcpy raw video frames when using null muxer
  fate: update asf seektest
  vp8: flush buffers on size changes.
  doc: improve general documentation for MacOSX
  asf: use packet dts as approximation of pts
  asf: do not call av_read_frame
  rtsp: Initialize the media_type_mask in the rtp guessing demuxer
  Cleaned up alacenc.c

Conflicts:
	doc/APIchanges
	doc/developer.texi
	libavcodec/8svx.c
	libavcodec/aacdec.c
	libavcodec/ac3dec.c
	libavcodec/avcodec.h
	libavcodec/nellymoserdec.c
	libavcodec/tta.c
	libavcodec/utils.c
	libavcodec/version.h
	libavcodec/wmadec.c
	libavformat/asfdec.c
	tests/ref/seek/lavf_asf

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2011-12-03 02:08:55 +01:00
parent 12804348f5 d268b79e34
commit e4de71677f
87 changed files with 2226 additions and 1307 deletions
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29
libavcodec/truespeech.c
View File

@@ -34,6 +34,7 @@
* TrueSpeech decoder context
*/
typedef struct {
AVFrame frame;
DSPContext dsp;
/* input data */
uint8_t buffer[32];
@@ -69,6 +70,9 @@ static av_cold int truespeech_decode_init(AVCodecContext * avctx)
dsputil_init(&c->dsp, avctx);
avcodec_get_frame_defaults(&c->frame);
avctx->coded_frame = &c->frame;
return 0;
}
@@ -299,17 +303,16 @@ static void truespeech_save_prevvec(TSContext *c)
c->prevfilt[i] = c->cvector[i];
}
static int truespeech_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
AVPacket *avpkt)
static int truespeech_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
TSContext *c = avctx->priv_data;
int i, j;
short *samples = data;
int iterations, out_size;
int16_t *samples;
int iterations, ret;
iterations = buf_size / 32;
@@ -319,13 +322,15 @@ static int truespeech_decode_frame(AVCodecContext *avctx,
return -1;
}
out_size = iterations * 240 * av_get_bytes_per_sample(avctx->sample_fmt);
if (*data_size < out_size) {
av_log(avctx, AV_LOG_ERROR, "Output buffer is too small\n");
return AVERROR(EINVAL);
/* get output buffer */
c->frame.nb_samples = iterations * 240;
if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
samples = (int16_t *)c->frame.data[0];
memset(samples, 0, out_size);
memset(samples, 0, iterations * 240 * sizeof(*samples));
for(j = 0; j < iterations; j++) {
truespeech_read_frame(c, buf);
@@ -345,7 +350,8 @@ static int truespeech_decode_frame(AVCodecContext *avctx,
truespeech_save_prevvec(c);
}
*data_size = out_size;
*got_frame_ptr = 1;
*(AVFrame *)data = c->frame;
return buf_size;
}
@@ -357,5 +363,6 @@ AVCodec ff_truespeech_decoder = {
.priv_data_size = sizeof(TSContext),
.init = truespeech_decode_init,
.decode = truespeech_decode_frame,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("DSP Group TrueSpeech"),
};