Revision 1360f07e libavcodec/dca.c
| libavcodec/dca.c | ||
|---|---|---|
| 273 | 273 |
|
| 274 | 274 |
/* Primary audio coding header */ |
| 275 | 275 |
int subframes; ///< number of subframes |
| 276 |
int is_channels_set; ///< check for if the channel number is already set |
|
| 276 | 277 |
int total_channels; ///< number of channels including extensions |
| 277 | 278 |
int prim_channels; ///< number of primary audio channels |
| 278 | 279 |
int subband_activity[DCA_PRIM_CHANNELS_MAX]; ///< subband activity count |
| ... | ... | |
| 1774 | 1775 |
unset. Ideally during the first probe for channels the crc should be checked |
| 1775 | 1776 |
and only set avctx->channels when the crc is ok. Right now the decoder could |
| 1776 | 1777 |
set the channels based on a broken first frame.*/ |
| 1778 |
if (s->is_channels_set == 0) {
|
|
| 1779 |
s->is_channels_set = 1; |
|
| 1777 | 1780 |
avctx->channels = channels; |
| 1781 |
} |
|
| 1782 |
if (avctx->channels != channels) {
|
|
| 1783 |
av_log(avctx, AV_LOG_ERROR, "DCA decoder does not support number of " |
|
| 1784 |
"channels changing in stream. Skipping frame.\n"); |
|
| 1785 |
return -1; |
|
| 1786 |
} |
|
| 1778 | 1787 |
|
| 1779 | 1788 |
if (*data_size < (s->sample_blocks / 8) * 256 * sizeof(int16_t) * channels) |
| 1780 | 1789 |
return -1; |
Also available in: Unified diff