avcodec: Constify AVCodecs

[ffmpeg] / libavcodec / libtwolame.c

diff --git a/libavcodec/libtwolame.c b/libavcodec/libtwolame.c
index 030f88868fb5b30a3bd0ea6e140779afb878a0f0..e28141022d617e95957ea2c09c81e537c0364c3f 100644 (file)
--- a/libavcodec/libtwolame.c
+++ b/libavcodec/libtwolame.c
@@ -78,8 +78,12 @@ static av_cold int twolame_encode_init(AVCodecContext *avctx)
     twolame_set_in_samplerate(s->glopts, avctx->sample_rate);
     twolame_set_out_samplerate(s->glopts, avctx->sample_rate);
 
-    if (!avctx->bit_rate)
-        avctx->bit_rate = avctx->sample_rate < 28000 ? 160000 : 384000;
+    if (!avctx->bit_rate) {
+        if ((s->mode == TWOLAME_AUTO_MODE && avctx->channels == 1) || s->mode == TWOLAME_MONO)
+            avctx->bit_rate = avctx->sample_rate < 28000 ? 80000 : 192000;
+        else
+            avctx->bit_rate = avctx->sample_rate < 28000 ? 160000 : 384000;
+    }
 
     if (avctx->flags & AV_CODEC_FLAG_QSCALE || !avctx->bit_rate) {
         twolame_set_VBR(s->glopts, TRUE);
@@ -202,7 +206,7 @@ static const int twolame_samplerates[] = {
     16000, 22050, 24000, 32000, 44100, 48000, 0
 };
 
-AVCodec ff_libtwolame_encoder = {
+const AVCodec ff_libtwolame_encoder = {
     .name           = "libtwolame",
     .long_name      = NULL_IF_CONFIG_SMALL("libtwolame MP2 (MPEG audio layer 2)"),
     .type           = AVMEDIA_TYPE_AUDIO,