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| author | Paul B Mahol <onemda@gmail.com> | 2023-05-10 11:34:31 +0200 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2023-05-10 12:55:21 +0200 |
| commit | 5e7042fa31c59e99969ad580d45e588d54d1f1e3 (patch) | |
| tree | 1955677934ee9c50037d906e898bad26a5e6e8bb /libavfilter | |
| parent | b5af451901e116c568442e72b8534cbd13545e73 (diff) | |
| download | ffmpeg-5e7042fa31c59e99969ad580d45e588d54d1f1e3.tar.gz | |
avfilter/src_avsynctest: fix beep amplitude scaling
Diffstat (limited to 'libavfilter')
| -rw-r--r-- | libavfilter/src_avsynctest.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/libavfilter/src_avsynctest.c b/libavfilter/src_avsynctest.c index 78e4a2ba50..cfdf1bc78e 100644 --- a/libavfilter/src_avsynctest.c +++ b/libavfilter/src_avsynctest.c @@ -170,7 +170,7 @@ static av_cold int config_props(AVFilterLink *outlink) #define FPI 0x8000 -static int32_t sin32(int32_t x, int shift) +static int32_t sin32(int32_t x, AVRational scale) { const double pi = M_PI; const int32_t a = ((2.0 * pi) * (1 << 24)); @@ -194,7 +194,8 @@ static int32_t sin32(int32_t x, int shift) result = a + t2; result *= x; result += (1U << 31); - result >>= (32 - shift); + result >>= 17; + result = av_rescale(result, scale.num, scale.den); return result; } @@ -203,7 +204,7 @@ static int audio_frame(AVFilterLink *outlink) { AVFilterContext *ctx = outlink->src; AVSyncTestContext *s = ctx->priv; - const int a = lrintf(s->amplitude * 15); + const AVRational a = av_d2q(s->amplitude, 32768); int64_t duration[2]; int64_t delta; AVFrame *out; |