AVCodec : Allow delayed opening of audio codecs.

Additionally, enable delayed opening for AAC which fixes decoding
of media where we rely on decoder configuration being supplied by
the packetizer instead of the container.

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

diff --git a/modules/codec/avcodec/audio.c b/modules/codec/avcodec/audio.c
index 483c3067c84515774f7747c3b45705de54cfad2c..8e35ffabe054a9d5a63a471fcffb0b6715a97638 100644 (file)
--- a/modules/codec/avcodec/audio.c
+++ b/modules/codec/avcodec/audio.c
@@ -159,7 +159,7 @@ int InitAudioDec( decoder_t *p_dec, AVCodecContext *p_context,
     p_sys->p_codec = p_codec;
     p_sys->i_codec_id = i_codec_id;
     p_sys->psz_namecodec = psz_namecodec;
-    p_sys->b_delayed_open = false;
+    p_sys->b_delayed_open = true;
 
     // Initialize decoder extradata
     InitDecoderConfig( p_dec, p_context);
@@ -265,6 +265,19 @@ aout_buffer_t * DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
 
     p_block = *pp_block;
 
+    if( !p_sys->p_context->extradata_size && p_dec->fmt_in.i_extra &&
+        p_sys->b_delayed_open)
+    {
+        InitDecoderConfig( p_dec, p_sys->p_context);
+        if( ffmpeg_OpenCodec( p_dec ) )
+            msg_Err( p_dec, "Cannot open decoder %s", p_sys->psz_namecodec );
+    }
+    if( p_sys->b_delayed_open )
+    {
+        block_Release( p_block );
+        return NULL;
+    }
+
     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
     {
         block_Release( p_block );

diff --git a/modules/codec/avcodec/avcodec.c b/modules/codec/avcodec/avcodec.c
index 9b54976087d0bdd66fab064d237844013427486a..a09be391a8bd50cd62c5ad710867fb965658002b 100644 (file)
--- a/modules/codec/avcodec/avcodec.c
+++ b/modules/codec/avcodec/avcodec.c
@@ -409,7 +409,8 @@ int ffmpeg_OpenCodec( decoder_t *p_dec )
     {
         if( p_sys->i_codec_id == CODEC_ID_VC1 ||
             p_sys->i_codec_id == CODEC_ID_VORBIS ||
-            p_sys->i_codec_id == CODEC_ID_THEORA )
+            p_sys->i_codec_id == CODEC_ID_THEORA ||
+            p_sys->i_codec_id == CODEC_ID_AAC )
         {
             msg_Warn( p_dec, "waiting for extra data for codec %s",
                       p_sys->psz_namecodec );