RepoMirrors
/
ffmpeg
mirror of https://git.ffmpeg.org/ffmpeg.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

avfilter/af_compand: some more cosmetics to decrease difference with qatar 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2014-02-26 15:03:09 +00:00
parent 8f946ac8ea
commit a2e4b4e968
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
libavfilter/af_compand.c
View File

@ -173,7 +173,7 @@ static int compand_nodelay(AVFilterContext *ctx, AVFrame *frame)
{ {
CompandContext *s = ctx->priv; CompandContext *s = ctx->priv;
AVFilterLink *inlink = ctx->inputs[0]; AVFilterLink *inlink = ctx->inputs[0];
const int channels = inlink->channels; const int channels = inlink->channels;
const int nb_samples = frame->nb_samples; const int nb_samples = frame->nb_samples;
AVFrame *out_frame; AVFrame *out_frame;
int chan, i; int chan, i;
@ -233,8 +233,8 @@ static int compand_delay(AVFilterContext *ctx, AVFrame *frame)
for (chan = 0; chan < channels; chan++) { for (chan = 0; chan < channels; chan++) {
AVFrame *delay_frame = s->delay_frame; AVFrame *delay_frame = s->delay_frame;
const double *src = (double *)frame->extended_data[chan]; const double *src = (double *)frame->extended_data[chan];
double *dbuf = (double *)delay_frame->extended_data[chan]; double *dbuf = (double *)delay_frame->extended_data[chan];
ChanParam *cp = &s->channels[chan]; ChanParam *cp = &s->channels[chan];
double *dst; double *dst;
@ -286,9 +286,9 @@ static int compand_drain(AVFilterLink *outlink)
{ {
AVFilterContext *ctx = outlink->src; AVFilterContext *ctx = outlink->src;
CompandContext *s = ctx->priv; CompandContext *s = ctx->priv;
const int channels = outlink->channels; const int channels = outlink->channels;
AVFrame *frame = NULL;
int chan, i, dindex; int chan, i, dindex;
AVFrame *frame = NULL;
/* 2048 is to limit output frame size during drain */ /* 2048 is to limit output frame size during drain */
frame = ff_get_audio_buffer(outlink, FFMIN(2048, s->delay_count)); frame = ff_get_audio_buffer(outlink, FFMIN(2048, s->delay_count));
@ -307,7 +307,7 @@ static int compand_drain(AVFilterLink *outlink)
dindex = s->delay_index; dindex = s->delay_index;
for (i = 0; i < frame->nb_samples; i++) { for (i = 0; i < frame->nb_samples; i++) {
dst[i] = av_clipd(dbuf[dindex] * get_volume(s, cp->volume), dst[i] = av_clipd(dbuf[dindex] * get_volume(s, cp->volume),
-1, 1); -1, 1);
dindex = MOD(dindex + 1, s->delay_samples); dindex = MOD(dindex + 1, s->delay_samples);
} }
} }