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Code Issues Releases Activity

avcodec/alsdec: Improve code locality

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2022-02-11 15:22:48 +01:00
parent 1fc631c94a
commit e925d5453b
1 changed files with 5 additions and 6 deletions
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11
libavcodec/alsdec.c
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@@ -2094,12 +2094,6 @@ static av_cold int decode_init(AVCodecContext *avctx)
ctx->reverted_channels = NULL; ctx->reverted_channels = NULL;
} }
channel_size = sconf->frame_length + sconf->max_order;
ctx->prev_raw_samples = av_malloc_array(sconf->max_order, sizeof(*ctx->prev_raw_samples));
ctx->raw_buffer = av_calloc(avctx->channels * channel_size, sizeof(*ctx->raw_buffer));
ctx->raw_samples = av_malloc_array(avctx->channels, sizeof(*ctx->raw_samples));
if (sconf->floating) { if (sconf->floating) {
ctx->acf = av_malloc_array(avctx->channels, sizeof(*ctx->acf)); ctx->acf = av_malloc_array(avctx->channels, sizeof(*ctx->acf));
ctx->shift_value = av_malloc_array(avctx->channels, sizeof(*ctx->shift_value)); ctx->shift_value = av_malloc_array(avctx->channels, sizeof(*ctx->shift_value));
@@ -2125,7 +2119,12 @@ static av_cold int decode_init(AVCodecContext *avctx)
} }
} }
channel_size = sconf->frame_length + sconf->max_order;
// allocate previous raw sample buffer // allocate previous raw sample buffer
ctx->prev_raw_samples = av_malloc_array(sconf->max_order, sizeof(*ctx->prev_raw_samples));
ctx->raw_buffer = av_calloc(avctx->channels * channel_size, sizeof(*ctx->raw_buffer));
ctx->raw_samples = av_malloc_array(avctx->channels, sizeof(*ctx->raw_samples));
if (!ctx->prev_raw_samples || !ctx->raw_buffer|| !ctx->raw_samples) { if (!ctx->prev_raw_samples || !ctx->raw_buffer|| !ctx->raw_samples) {
av_log(avctx, AV_LOG_ERROR, "Allocating buffer memory failed.\n"); av_log(avctx, AV_LOG_ERROR, "Allocating buffer memory failed.\n");
return AVERROR(ENOMEM); return AVERROR(ENOMEM);