diff options
Diffstat (limited to 'libavfilter/avf_showwaves.c')
| -rw-r--r-- | libavfilter/avf_showwaves.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/libavfilter/avf_showwaves.c b/libavfilter/avf_showwaves.c index fa34a52..97d0dbd 100644 --- a/libavfilter/avf_showwaves.c +++ b/libavfilter/avf_showwaves.c @@ -178,12 +178,10 @@ static int request_frame(AVFilterLink *outlink) return ret; } -#define MAX_INT16 ((1<<15) -1) - static void draw_sample_point(uint8_t *buf, int height, int linesize, int16_t sample, int16_t *prev_y, int intensity) { - const int h = height/2 - av_rescale(sample, height/2, MAX_INT16); + const int h = height/2 - av_rescale(sample, height/2, INT16_MAX); if (h >= 0 && h < height) buf[h * linesize] += intensity; } @@ -192,7 +190,7 @@ static void draw_sample_line(uint8_t *buf, int height, int linesize, int16_t sample, int16_t *prev_y, int intensity) { int k; - const int h = height/2 - av_rescale(sample, height/2, MAX_INT16); + const int h = height/2 - av_rescale(sample, height/2, INT16_MAX); int start = height/2; int end = av_clip(h, 0, height-1); if (start > end) @@ -205,7 +203,7 @@ static void draw_sample_p2p(uint8_t *buf, int height, int linesize, int16_t sample, int16_t *prev_y, int intensity) { int k; - const int h = height/2 - av_rescale(sample, height/2, MAX_INT16); + const int h = height/2 - av_rescale(sample, height/2, INT16_MAX); if (h >= 0 && h < height) { buf[h * linesize] += intensity; if (*prev_y && h != *prev_y) { |
