---
ffmpeg.c | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/ffmpeg.c b/ffmpeg.c
index 5e50db3..1f7b887 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -1390,6 +1390,14 @@ static void print_report(AVFormatContext **output_files,
}
}
+static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
+{
+ int fill_char = 0x00;
+ if (sample_fmt == AV_SAMPLE_FMT_U8)
+ fill_char = 0x80;
+ memset(buf, fill_char, size);
+}
+
/* pkt = NULL means EOF (needed to flush decoder buffers) */
static int output_packet(AVInputStream *ist, int ist_index,
AVOutputStream **ost_table, int nb_ostreams,
@@ -1732,7 +1740,7 @@ static int output_packet(AVInputStream *ist, int ist_index,
int frame_bytes = enc->frame_size*osize*enc->channels;
if (allocated_audio_buf_size < frame_bytes)
ffmpeg_exit(1);
- memset(audio_buf+fifo_bytes, 0, frame_bytes - fifo_bytes);
+ generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
}
ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
_______________________________________________
libav-devel mailing list
[email protected]
https://lists.libav.org/mailman/listinfo/libav-devel
