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swr-test: test the new flexible buffering

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-03-25 21:50:49 +02:00
parent 59b038b4a4
commit 8d7f2db60a
1 changed files with 24 additions and 1 deletions
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25
libswresample/swresample_test.c
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@ -122,6 +122,7 @@ int main(int argc, char **argv){
uint8_t *aout[SWR_CH_MAX];
uint8_t *amid[SWR_CH_MAX];
int flush_i=0;
int mode = 0;
struct SwrContext * forw_ctx= NULL;
struct SwrContext *backw_ctx= NULL;
@ -165,7 +166,29 @@ int main(int argc, char **argv){
for(i=0; i<SAMPLES; i++)
set(ain, ch, i, in_ch_count, av_get_alt_sample_fmt(in_sample_fmt, 1), sin(i*i*3/SAMPLES));
}
mid_count= swr_convert(forw_ctx, amid, 3*SAMPLES, ain, SAMPLES);
mode++;
mode%=3;
if(mode==0 /*|| out_sample_rate == in_sample_rate*/) {
mid_count= swr_convert(forw_ctx, amid, 3*SAMPLES, ain, SAMPLES);
} else if(mode==1){
mid_count= swr_convert(forw_ctx, amid, 0, ain, SAMPLES);
mid_count+=swr_convert(forw_ctx, amid, 3*SAMPLES, ain, 0);
} else {
int tmp_count;
mid_count= swr_convert(forw_ctx, amid, 0, ain, 1);
av_assert0(mid_count==0);
shift(ain, 1, in_ch_count, av_get_alt_sample_fmt(in_sample_fmt, 1));
mid_count+=swr_convert(forw_ctx, amid, 3*SAMPLES, ain, 0);
shift(amid, mid_count, out_ch_count, av_get_alt_sample_fmt(out_sample_fmt, 1)); tmp_count = mid_count;
mid_count+=swr_convert(forw_ctx, amid, 2, ain, 2);
shift(amid, mid_count-tmp_count, out_ch_count, av_get_alt_sample_fmt(out_sample_fmt, 1)); tmp_count = mid_count;
shift(ain, 2, in_ch_count, av_get_alt_sample_fmt(in_sample_fmt, 1));
mid_count+=swr_convert(forw_ctx, amid, 1, ain, SAMPLES-3);
shift(amid, mid_count-tmp_count, out_ch_count, av_get_alt_sample_fmt(out_sample_fmt, 1)); tmp_count = mid_count;
shift(ain, -3, in_ch_count, av_get_alt_sample_fmt(in_sample_fmt, 1));
mid_count+=swr_convert(forw_ctx, amid, 3*SAMPLES, ain, 0);
shift(amid, -tmp_count, out_ch_count, av_get_alt_sample_fmt(out_sample_fmt, 1));
}
out_count= swr_convert(backw_ctx,aout, SAMPLES, amid, mid_count);
for(ch=0; ch<in_ch_count; ch++){