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libeplayer3/container_ffmpeg: fix mono->stereo conversion

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martii
2013-07-21 14:54:57 +02:00
parent a4f6f6e6b4
commit 23356fa5d8
1 changed files with 7 additions and 2 deletions
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9
libeplayer3/container/container_ffmpeg.c
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@@ -339,6 +339,7 @@ static void FFMPEGThread(Context_t *context) {
SwrContext *swr = NULL;
AVFrame *decoded_frame = NULL;
int out_sample_rate = 44100;
int out_channels = 2;
uint64_t out_channel_layout = AV_CH_LAYOUT_STEREO;
ffmpeg_printf(10, "\n");
@@ -564,6 +565,7 @@ static void FFMPEGThread(Context_t *context) {
rate++;
out_sample_rate = *rate ? *rate : 44100;
swr = swr_alloc();
out_channels = c->channels;
if (c->channel_layout == 0) {
// FIXME -- need to guess, looks pretty much like a bug in the FFMPEG WMA decoder
c->channel_layout = AV_CH_LAYOUT_STEREO;
@@ -571,7 +573,10 @@ static void FFMPEGThread(Context_t *context) {
out_channel_layout = c->channel_layout;
// player2 won't play mono
out_channel_layout = (c->channel_layout == AV_CH_LAYOUT_MONO) ? AV_CH_LAYOUT_STEREO : c->channel_layout;
if (out_channel_layout == AV_CH_LAYOUT_MONO) {
out_channel_layout = AV_CH_LAYOUT_STEREO;
out_channels = 2;
}
av_opt_set_int(swr, "in_channel_layout", c->channel_layout, 0);
av_opt_set_int(swr, "out_channel_layout", out_channel_layout, 0);
@@ -616,7 +621,7 @@ static void FFMPEGThread(Context_t *context) {
extradata.bLittleEndian = 1;
avOut.data = output;
avOut.len = out_samples * sizeof(short) * c->channels;
avOut.len = out_samples * sizeof(short) * out_channels;
avOut.pts = pts;
avOut.extradata = (unsigned char *) &extradata;