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authorMax Kellermann <max@duempel.org>2012-10-05 16:38:41 +0200
committerMax Kellermann <max@duempel.org>2012-10-05 16:38:55 +0200
commit1dc27be015622118a216284351915d7d7cceb153 (patch)
treeb2f180615dc69bf6dcf4eb6e607e8cc4df0a6b89
parent230a3eb4005702ef00040eb3cdda11ba7d19ac3e (diff)
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decoder/ffmpeg: fix playback of planar PCM data
Interleaving was completely wrong. This code was never used, so it didn't have an effect.
Diffstat (limited to '')
-rw-r--r--src/decoder/ffmpeg_decoder_plugin.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/src/decoder/ffmpeg_decoder_plugin.c b/src/decoder/ffmpeg_decoder_plugin.c
index 54a574b40..59a6632d5 100644
--- a/src/decoder/ffmpeg_decoder_plugin.c
+++ b/src/decoder/ffmpeg_decoder_plugin.c
@@ -236,12 +236,16 @@ time_to_ffmpeg(double t, const AVRational time_base)
#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(53,25,0)
static void
-copy_interleave_frame2(uint8_t *dest, const uint8_t *const*src,
- unsigned nchannels, size_t plane_size)
+copy_interleave_frame2(uint8_t *dest, uint8_t **src,
+ unsigned nframes, unsigned nchannels,
+ unsigned sample_size)
{
- for (unsigned channel = 0; channel < nchannels; ++channel) {
- memcpy(dest, src[channel], plane_size);
- dest += plane_size;
+ for (unsigned frame = 0; frame < nframes; ++frame) {
+ for (unsigned channel = 0; channel < nchannels; ++channel) {
+ memcpy(dest, src[channel] + frame * sample_size,
+ sample_size);
+ dest += sample_size;
+ }
}
}
@@ -265,9 +269,10 @@ copy_interleave_frame(const AVCodecContext *codec_context,
if (av_sample_fmt_is_planar(codec_context->sample_fmt) &&
codec_context->channels > 1) {
- copy_interleave_frame2(buffer,
- (const uint8_t *const*)frame->extended_data,
- codec_context->channels, plane_size);
+ copy_interleave_frame2(buffer, frame->extended_data,
+ frame->nb_samples,
+ codec_context->channels,
+ av_get_bytes_per_sample(codec_context->sample_fmt));
} else {
memcpy(buffer, frame->extended_data[0], data_size);
}