differentiate mpga (layer 2) and mp3 (layer 3) codecs

Fixes #10318

include/vlc_codecs.h

@@ -374,7 +374,7 @@ wave_format_tag_to_fourcc[] =
     { WAVE_FORMAT_G723_1,     VLC_CODEC_G723_1,                 "G.723.1" },
     { WAVE_FORMAT_MSG723,     VLC_CODEC_G723_1,                 "Microsoft G.723 [G723.1]" },
     { WAVE_FORMAT_VIVOG723,   VLC_CODEC_G723_1,                 "Vivo G.723.1" },
-    { WAVE_FORMAT_MPEGLAYER3, VLC_CODEC_MPGA,                   "Mpeg Audio" },
+    { WAVE_FORMAT_MPEGLAYER3, VLC_CODEC_MP3,                    "Mpeg Audio Layer 3" },
     { WAVE_FORMAT_MPEG,       VLC_CODEC_MPGA,                   "Mpeg Audio" },
     { WAVE_FORMAT_AMR_NB,     VLC_CODEC_AMR_NB,                 "AMR NB" },
     { WAVE_FORMAT_AMR_WB,     VLC_CODEC_AMR_WB,                 "AMR Wideband" },

modules/audio_filter/converter/mpgatofixed32.c

@@ -156,6 +156,7 @@ static int OpenFilter( vlc_object_t *p_this )
     filter_sys_t *p_sys;
 
     if( p_filter->fmt_in.audio.i_format != VLC_CODEC_MPGA &&
+        p_filter->fmt_in.audio.i_format != VLC_CODEC_MP3 &&
         p_filter->fmt_in.audio.i_format != VLC_FOURCC('m','p','g','3') )
         return VLC_EGENERIC;
 

modules/codec/avcodec/encoder.c

@@ -220,19 +220,7 @@ int OpenEncoder( vlc_object_t *p_this )
 
     config_ChainParse( p_enc, ENC_CFG_PREFIX, ppsz_enc_options, p_enc->p_cfg );
 
-    if( p_enc->fmt_out.i_codec == VLC_CODEC_MP3 )
-    {
-        i_cat = AUDIO_ES;
-        i_codec_id = AV_CODEC_ID_MP3;
-        psz_namecodec = "MPEG I/II Layer 3";
-    }
-    else if( p_enc->fmt_out.i_codec == VLC_CODEC_MP2 )
-    {
-        i_cat = AUDIO_ES;
-        i_codec_id = AV_CODEC_ID_MP2;
-        psz_namecodec = "MPEG I/II Layer 2";
-    }
-    else if( p_enc->fmt_out.i_codec == VLC_CODEC_MP1V )
+    if( p_enc->fmt_out.i_codec == VLC_CODEC_MP1V )
     {
         i_cat = VIDEO_ES;
         i_codec_id = AV_CODEC_ID_MPEG1VIDEO;

modules/codec/avcodec/fourcc.c

@@ -365,8 +365,9 @@ static const struct
     /* AV_CODEC_ID_SOL_DPCM */
 
     /* audio codecs */
-    { VLC_CODEC_MPGA, AV_CODEC_ID_MP3, AUDIO_ES }, /* prefer MP3 over MP2 */
+    { VLC_CODEC_MP3, AV_CODEC_ID_MP3, AUDIO_ES },
     { VLC_CODEC_MPGA, AV_CODEC_ID_MP2, AUDIO_ES },
+    { VLC_CODEC_MP2, AV_CODEC_ID_MP2, AUDIO_ES },
     { VLC_CODEC_MP4A, AV_CODEC_ID_AAC, AUDIO_ES },
     { VLC_CODEC_A52, AV_CODEC_ID_AC3, AUDIO_ES },
     { VLC_CODEC_DTS, AV_CODEC_ID_DTS, AUDIO_ES },

modules/codec/mpeg_audio.c

@@ -124,7 +124,8 @@ static int Open( vlc_object_t *p_this )
     decoder_t *p_dec = (decoder_t*)p_this;
     decoder_sys_t *p_sys;
 
-    if( p_dec->fmt_in.i_codec != VLC_CODEC_MPGA )
+    if(( p_dec->fmt_in.i_codec != VLC_CODEC_MPGA ) &&
+       ( p_dec->fmt_in.i_codec != VLC_CODEC_MP3 ) )
     {
         return VLC_EGENERIC;
     }