X-Git-Url: https://git.piment-noir.org/?p=deb_ffmpeg.git;a=blobdiff_plain;f=ffmpeg%2Flibavformat%2Friffenc.c;h=5e858008f561508063d2c7e3696d7d9037414ef8;hp=2eb2ae1d0ef5c2b7b2527594adc626eaf14a843a;hb=f6fa7814ccfe3e76514b36cf04f5cd3cb657c8cf;hpb=2ba45a602cbfa7b771effba9b11bb4245c21bc00

diff --git a/ffmpeg/libavformat/riffenc.c b/ffmpeg/libavformat/riffenc.c
index 2eb2ae1..5e85800 100644
--- a/ffmpeg/libavformat/riffenc.c
+++ b/ffmpeg/libavformat/riffenc.c
@@ -68,8 +68,6 @@ int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc, int flags)
      * fall back on using AVCodecContext.frame_size, which is not as reliable
      * for indicating packet duration. */
     frame_size = av_get_audio_frame_duration(enc, enc->block_align);
-    if (!frame_size)
-        frame_size = enc->frame_size;
 
     waveformatextensible = (enc->channels > 2 && enc->channel_layout) ||
                            enc->sample_rate > 48000 ||
@@ -104,12 +102,10 @@ int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc, int flags)
                enc->bits_per_coded_sample, bps);
     }
 
-    if (enc->codec_id == AV_CODEC_ID_MP2 ||
-        enc->codec_id == AV_CODEC_ID_MP3) {
-        /* This is wrong, but it seems many demuxers do not work if this
-         * is set correctly. */
+    if (enc->codec_id == AV_CODEC_ID_MP2) {
         blkalign = frame_size;
-        // blkalign = 144 * enc->bit_rate/enc->sample_rate;
+    } else if (enc->codec_id == AV_CODEC_ID_MP3) {
+        blkalign = 576 * (enc->sample_rate <= (24000 + 32000)/2 ? 1 : 2);
     } else if (enc->codec_id == AV_CODEC_ID_AC3) {
         blkalign = 3840;                /* maximum bytes per frame */
     } else if (enc->codec_id == AV_CODEC_ID_AAC) {