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| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-09-07 02:02:54 +0200 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-09-11 21:27:14 +0200 |
| commit | 5c19cb3f924c8afafcae08916a4167e36842adcd (patch) | |
| tree | af7128f83563658ac9af0c218b3068a3692eac04 /libavcodec/ralf.c | |
| parent | dcbb7e8a303b4a97b1ff3945277fa1db868ef121 (diff) | |
| download | ffmpeg-5c19cb3f924c8afafcae08916a4167e36842adcd.tar.gz | |
avcodec/ralf: Move variable from context to stack
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Diffstat (limited to 'libavcodec/ralf.c')
| -rw-r--r-- | libavcodec/ralf.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/libavcodec/ralf.c b/libavcodec/ralf.c index 8f8e49f535..591598d8fc 100644 --- a/libavcodec/ralf.c +++ b/libavcodec/ralf.c @@ -63,7 +63,6 @@ typedef struct RALFContext { unsigned bias[2]; ///< a constant value added to channel data after filtering - int num_blocks; ///< number of blocks inside the frame int sample_offset; int block_size[1 << 12]; ///< size of the blocks int block_pts[1 << 12]; ///< block start time (in milliseconds) @@ -418,7 +417,7 @@ static int decode_frame(AVCodecContext *avctx, AVFrame *frame, int16_t *samples1; int ret; GetBitContext gb; - int table_size, table_bytes, i; + int table_size, table_bytes, num_blocks; const uint8_t *src, *block_pointer; int src_size; int bytes_left; @@ -462,17 +461,17 @@ static int decode_frame(AVCodecContext *avctx, AVFrame *frame, return AVERROR_INVALIDDATA; } init_get_bits(&gb, src + 2, table_size); - ctx->num_blocks = 0; + num_blocks = 0; while (get_bits_left(&gb) > 0) { - if (ctx->num_blocks >= FF_ARRAY_ELEMS(ctx->block_size)) + if (num_blocks >= FF_ARRAY_ELEMS(ctx->block_size)) return AVERROR_INVALIDDATA; - ctx->block_size[ctx->num_blocks] = get_bits(&gb, 13 + avctx->ch_layout.nb_channels); + ctx->block_size[num_blocks] = get_bits(&gb, 13 + avctx->ch_layout.nb_channels); if (get_bits1(&gb)) { - ctx->block_pts[ctx->num_blocks] = get_bits(&gb, 9); + ctx->block_pts[num_blocks] = get_bits(&gb, 9); } else { - ctx->block_pts[ctx->num_blocks] = 0; + ctx->block_pts[num_blocks] = 0; } - ctx->num_blocks++; + num_blocks++; } frame->nb_samples = ctx->max_frame_size; @@ -483,7 +482,7 @@ static int decode_frame(AVCodecContext *avctx, AVFrame *frame, block_pointer = src + table_bytes + 2; bytes_left = src_size - table_bytes - 2; ctx->sample_offset = 0; - for (i = 0; i < ctx->num_blocks; i++) { + for (int i = 0; i < num_blocks; i++) { if (bytes_left < ctx->block_size[i]) { av_log(avctx, AV_LOG_ERROR, "I'm pedaling backwards\n"); break; |