From 2777bae7f2fbb96843bc2d12c9190a12ffdfef55 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Fri, 4 Sep 2020 16:16:15 +0200 Subject: [PATCH] avcodec/binkaudio: Don't use static storage for context-dependent data Move it to the context instead. Reviewed-by: Paul B Mahol Signed-off-by: Andreas Rheinhardt --- libavcodec/binkaudio.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/libavcodec/binkaudio.c b/libavcodec/binkaudio.c index 012190a955..f17164da91 100644 --- a/libavcodec/binkaudio.c +++ b/libavcodec/binkaudio.c @@ -40,8 +40,6 @@ #include "rdft.h" #include "wma_freqs.h" -static float quant_table[96]; - #define MAX_CHANNELS 2 #define BINK_BLOCK_MAX_SIZE (MAX_CHANNELS << 11) @@ -58,6 +56,7 @@ typedef struct BinkAudioContext { float root; DECLARE_ALIGNED(32, FFTSample, coeffs)[BINK_BLOCK_MAX_SIZE]; float previous[MAX_CHANNELS][BINK_BLOCK_MAX_SIZE / 16]; ///< coeffs from previous audio block + float quant_table[96]; AVPacket *pkt; union { RDFTContext rdft; @@ -116,7 +115,7 @@ static av_cold int decode_init(AVCodecContext *avctx) s->root = s->frame_len / (sqrt(s->frame_len) * 32768.0); for (i = 0; i < 96; i++) { /* constant is result of 0.066399999/log10(M_E) */ - quant_table[i] = expf(i * 0.15289164787221953823f) * s->root; + s->quant_table[i] = expf(i * 0.15289164787221953823f) * s->root; } /* calculate number of bands */ @@ -197,7 +196,7 @@ static int decode_block(BinkAudioContext *s, float **out, int use_dct) return AVERROR_INVALIDDATA; for (i = 0; i < s->num_bands; i++) { int value = get_bits(gb, 8); - quant[i] = quant_table[FFMIN(value, 95)]; + quant[i] = s->quant_table[FFMIN(value, 95)]; } k = 0;