Signed-off-by: Andreas Rheinhardt <[email protected]>
---
libavcodec/ac3enc.c | 12 ++++++------
libavcodec/ac3enc.h | 3 +--
2 files changed, 7 insertions(+), 8 deletions(-)
diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c
index eb878afc7b..71d3026d40 100644
--- a/libavcodec/ac3enc.c
+++ b/libavcodec/ac3enc.c
@@ -2194,8 +2194,7 @@ av_cold int ff_ac3_encode_close(AVCodecContext *avctx)
av_freep(&s->band_psd_buffer);
av_freep(&s->mask_buffer);
av_freep(&s->qmant_buffer);
- av_freep(&s->cpl_coord_exp_buffer);
- av_freep(&s->cpl_coord_mant_buffer);
+ av_freep(&s->cpl_coord_buffer);
av_freep(&s->fdsp);
av_tx_uninit(&s->tx);
@@ -2439,6 +2438,7 @@ static av_cold int allocate_buffers(AC3EncodeContext *s)
int channels = s->channels + 1; /* includes coupling channel */
int channel_blocks = channels * s->num_blocks;
int total_coefs = AC3_MAX_COEFS * channel_blocks;
+ uint8_t *cpl_coord_mant_buffer;
const unsigned sampletype_size = SAMPLETYPE_SIZE(s);
for (int ch = 0; ch < s->channels; ch++) {
@@ -2464,9 +2464,9 @@ static av_cold int allocate_buffers(AC3EncodeContext *s)
return AVERROR(ENOMEM);
}
if (s->cpl_enabled) {
- if (!FF_ALLOC_TYPED_ARRAY(s->cpl_coord_exp_buffer, channel_blocks *
16) ||
- !FF_ALLOC_TYPED_ARRAY(s->cpl_coord_mant_buffer, channel_blocks *
16))
+ if (!FF_ALLOC_TYPED_ARRAY(s->cpl_coord_buffer, channel_blocks * 32))
return AVERROR(ENOMEM);
+ cpl_coord_mant_buffer = s->cpl_coord_buffer + 16 * channel_blocks;
}
for (blk = 0; blk < s->num_blocks; blk++) {
AC3Block *block = &s->blocks[blk];
@@ -2479,8 +2479,8 @@ static av_cold int allocate_buffers(AC3EncodeContext *s)
block->mask[ch] = &s->mask_buffer [64 *
(blk * channels + ch)];
block->qmant[ch] = &s->qmant_buffer [AC3_MAX_COEFS *
(blk * channels + ch)];
if (s->cpl_enabled) {
- block->cpl_coord_exp[ch] = &s->cpl_coord_exp_buffer [16 *
(blk * channels + ch)];
- block->cpl_coord_mant[ch] = &s->cpl_coord_mant_buffer[16 *
(blk * channels + ch)];
+ block->cpl_coord_exp[ch] = &s->cpl_coord_buffer [16 * (blk *
channels + ch)];
+ block->cpl_coord_mant[ch] = &cpl_coord_mant_buffer[16 * (blk
* channels + ch)];
}
/* arrangement: channel, block, coeff */
diff --git a/libavcodec/ac3enc.h b/libavcodec/ac3enc.h
index 54e14d43d9..4241a908a1 100644
--- a/libavcodec/ac3enc.h
+++ b/libavcodec/ac3enc.h
@@ -243,8 +243,7 @@ typedef struct AC3EncodeContext {
int16_t *band_psd_buffer;
int16_t *mask_buffer;
int16_t *qmant_buffer;
- uint8_t *cpl_coord_exp_buffer;
- uint8_t *cpl_coord_mant_buffer;
+ uint8_t *cpl_coord_buffer;
uint8_t exp_strategy[AC3_MAX_CHANNELS][AC3_MAX_BLOCKS]; ///< exponent
strategies
uint8_t frame_exp_strategy[AC3_MAX_CHANNELS]; ///< frame exp
strategy index
--
2.40.1
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