Signed-off-by: Michael Niedermayer <[email protected]>
---
libavradio/sdrdemux.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libavradio/sdrdemux.c b/libavradio/sdrdemux.c
index 36b8aac2fb..0cad9a2d3a 100644
--- a/libavradio/sdrdemux.c
+++ b/libavradio/sdrdemux.c
@@ -1099,6 +1099,7 @@ static int setup_stream(SDRContext *sdr, int
stream_index, Station *station)
AVFormatContext *s = sdr->avfmt;
AVStream *st = s->streams[stream_index];
SDRStream *sst = st->priv_data;
+ double block_time = sdr->block_size / (double)sdr->sdr_sample_rate;
int ret;
//For now we expect each station to be only demodulated once, nothing
should break though if its done more often
@@ -1116,7 +1117,7 @@ static int setup_stream(SDRContext *sdr, int
stream_index, Station *station)
if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
free_stream(sdr, stream_index);
- for (sst->block_size = 4; 2ll *sst->station->bandwidth *
sdr->block_size / sdr->sdr_sample_rate > sst->block_size; sst->block_size <<= 1)
+ for (sst->block_size = 4; 2ll *sst->station->bandwidth * block_time >
sst->block_size; sst->block_size <<= 1)
;
sst->block_size = FFMIN(sdr->block_size, sst->block_size);
@@ -1130,7 +1131,7 @@ static int setup_stream(SDRContext *sdr, int
stream_index, Station *station)
if (ret < 0)
return ret;
- for (sst->block_size_p2 = 4; 2ll *sst->station->bandwidth_p2 *
sdr->block_size / sdr->sdr_sample_rate > sst->block_size_p2; sst->block_size_p2
<<= 1)
+ for (sst->block_size_p2 = 4; 2ll *sst->station->bandwidth_p2 *
block_time > sst->block_size_p2; sst->block_size_p2 <<= 1)
;
ret = av_tx_init(&sst->ifft_p2_ctx, &sst->ifft_p2,
AV_TX_FLOAT_FFT, 1, 2*sst->block_size_p2, NULL, 0);
if (ret < 0)
--
2.31.1
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