]> git.sesse.net Git - vlc/blobdiff - modules/codec/realaudio.c
Used VLC_CODEC_* and vlc_fourcc_GetCodec when suitable.
[vlc] / modules / codec / realaudio.c
index ea44141ce09546139da990e5a60227022d1e9efb..af169aacab40f2a8abc4c4ab9ec867f6b5b38707 100644 (file)
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  *****************************************************************************/
 
 /*****************************************************************************
  * Preamble
  *****************************************************************************/
-#include <vlc/vlc.h>
-#include <vlc/aout.h>
-#include <vlc/vout.h>
-#include <vlc/decoder.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_aout.h>
+#include <vlc_codec.h>
 
 #ifdef LOADER
 /* Need the w32dll loader from mplayer */
@@ -57,13 +61,13 @@ int WINAPI FreeLibrary( void *handle );
 static int  Open ( vlc_object_t * );
 static void Close( vlc_object_t * );
 
-vlc_module_begin();
-    set_description( _("RealAudio library decoder") );
-    set_capability( "decoder", 10 );
-    set_category( CAT_INPUT );
-    set_subcategory( SUBCAT_INPUT_VCODEC );
-    set_callbacks( Open, Close );
-vlc_module_end();
+vlc_module_begin ()
+    set_description( N_("RealAudio library decoder") )
+    set_capability( "decoder", 10 )
+    set_category( CAT_INPUT )
+    set_subcategory( SUBCAT_INPUT_VCODEC )
+    set_callbacks( Open, Close )
+vlc_module_end ()
 
 /*****************************************************************************
  * Local prototypes
@@ -79,26 +83,13 @@ struct decoder_sys_t
 {
     audio_date_t end_date;
 
-    /* Frame buffer for data reordering */
-    int i_subpacket;
-    mtime_t i_packet_pts;
-    int i_frame_size;
-    char *p_frame;
-    int i_frame;
-
     /* Output buffer */
-    char *p_out_buffer;
     char *p_out;
     unsigned int i_out;
 
     /* Codec params */
     void *context;
-    int i_subpacket_size;
-    int i_subpacket_h;
-    int i_codec_flavor;
-    int i_coded_frame_size;
-    int i_extra;
-    uint8_t *p_extra;
+    short int i_codec_flavor;
 
     void *dll;
     unsigned long (*raCloseCodec)(void*);
@@ -120,20 +111,20 @@ struct decoder_sys_t
 #endif
 
     void *win32_dll;
-    unsigned long WINAPI (*wraCloseCodec)(void*);
-    unsigned long WINAPI (*wraDecode)(void*, char*, unsigned long, char*,
+    unsigned long (WINAPI *wraCloseCodec)(void*);
+    unsigned long (WINAPI *wraDecode)(void*, char*, unsigned long, char*,
                                       unsigned int*, long);
-    unsigned long WINAPI (*wraFlush)(unsigned long, unsigned long,
+    unsigned long (WINAPI *wraFlush)(unsigned long, unsigned long,
                                      unsigned long);
-    unsigned long WINAPI (*wraFreeDecoder)(void*);
-    void*         WINAPI (*wraGetFlavorProperty)(void*, unsigned long,
+    unsigned long (WINAPI *wraFreeDecoder)(void*);
+    void*         (WINAPI *wraGetFlavorProperty)(void*, unsigned long,
                                                  unsigned long, int*);
-    unsigned long WINAPI (*wraInitDecoder)(void*, void*);
-    unsigned long WINAPI (*wraOpenCodec)(void*);
-    unsigned long WINAPI (*wraOpenCodec2)(void*, void*);
-    unsigned long WINAPI (*wraSetFlavor)(void*, unsigned long);
-    void          WINAPI (*wraSetDLLAccessPath)(char*);
-    void          WINAPI (*wraSetPwd)(char*, char*);
+    unsigned long (WINAPI *wraInitDecoder)(void*, void*);
+    unsigned long (WINAPI *wraOpenCodec)(void*);
+    unsigned long (WINAPI *wraOpenCodec2)(void*, void*);
+    unsigned long (WINAPI *wraSetFlavor)(void*, unsigned long);
+    void          (WINAPI *wraSetDLLAccessPath)(char*);
+    void          (WINAPI *wraSetPwd)(char*, char*);
 };
 
 /* linux dlls doesn't need packing */
@@ -164,7 +155,7 @@ typedef struct __attribute__((__packed__)) {
 void *__builtin_new(unsigned long size) {return malloc(size);}
 void __builtin_delete(void *p) {free(p);}
 
-static int pi_channels_maps[7] =
+static const int pi_channels_maps[7] =
 {
     0,
     AOUT_CHAN_CENTER,
@@ -191,24 +182,34 @@ static int Open( vlc_object_t *p_this )
 
     switch( p_dec->fmt_in.i_codec )
     {
-    case VLC_FOURCC('c','o','o','k'):
+    case VLC_CODEC_COOK:
+    case VLC_CODEC_ATRAC3:
+    case VLC_FOURCC('s','i','p','r'):
         break;
 
     default:
         return VLC_EGENERIC;
     }
 
-    p_dec->p_sys = p_sys = malloc( sizeof( decoder_sys_t ) );
-    memset( p_sys, 0, sizeof(decoder_sys_t) );
+    /* Channel detection */
+    if( p_dec->fmt_in.audio.i_channels <= 0 ||
+        p_dec->fmt_in.audio.i_channels > 6 )
+    {
+        msg_Err( p_dec, "invalid number of channels (not between 1 and 6): %i",
+                 p_dec->fmt_in.audio.i_channels );
+        return VLC_EGENERIC;
+    }
+
+    p_dec->p_sys = p_sys = calloc( 1, sizeof( *p_sys ) );
+    if( !p_sys )
+        return VLC_ENOMEM;
 
-    if( p_dec->fmt_in.i_extra >= 10 )
+    /* Flavor for SIPR codecs */
+    p_sys->i_codec_flavor = -1;
+    if( p_dec->fmt_in.i_codec == VLC_FOURCC('s','i','p','r') )
     {
-        p_sys->i_subpacket_size = ((short *)(p_dec->fmt_in.p_extra))[0];
-        p_sys->i_subpacket_h = ((short *)(p_dec->fmt_in.p_extra))[1];
-        p_sys->i_codec_flavor = ((short *)(p_dec->fmt_in.p_extra))[2];
-        p_sys->i_coded_frame_size = ((short *)(p_dec->fmt_in.p_extra))[3];
-        p_sys->i_extra = ((short*)(p_dec->fmt_in.p_extra))[4];
-        p_sys->p_extra = p_dec->fmt_in.p_extra + 10;
+        p_sys->i_codec_flavor = p_dec->fmt_in.audio.i_flavor;
+        msg_Dbg( p_dec, "Got sipr flavor %d", p_sys->i_codec_flavor );
     }
 
     if( OpenDll( p_dec ) != VLC_SUCCESS )
@@ -235,15 +236,12 @@ static int Open( vlc_object_t *p_this )
 
     p_dec->pf_decode_audio = Decode;
 
-    p_sys->i_frame_size =
-        p_dec->fmt_in.audio.i_blockalign * p_sys->i_subpacket_h;
-    p_sys->p_frame = malloc( p_sys->i_frame_size );
-    p_sys->i_packet_pts = 0;
-    p_sys->i_subpacket = 0;
-    p_sys->i_frame = 0;
-
-    p_sys->p_out_buffer = malloc( 4096 * 10 );
-    p_sys->p_out = 0;
+    p_sys->p_out = malloc( 4096 * 10 );
+    if( !p_sys->p_out )
+    {
+        free( p_sys );
+        return VLC_ENOMEM;
+    }
     p_sys->i_out = 0;
 
     return VLC_SUCCESS;
@@ -257,8 +255,7 @@ static void Close( vlc_object_t *p_this )
     decoder_t *p_dec = (decoder_t*)p_this;
 
     CloseDll( p_dec );
-    if( p_dec->p_sys->p_frame ) free( p_dec->p_sys->p_frame );
-    if( p_dec->p_sys->p_out_buffer ) free( p_dec->p_sys->p_out_buffer );
+    free( p_dec->p_sys->p_out );
     free( p_dec->p_sys );
 }
 
@@ -270,6 +267,7 @@ static int OpenDll( decoder_t *p_dec )
     char *psz_dll;
     int i, i_result;
 
+    /** Find the good path for the dlls.**/
     char *ppsz_path[] =
     {
       ".",
@@ -279,9 +277,16 @@ static int OpenDll( decoder_t *p_dec )
       "/usr/lib/RealPlayer8/Codecs",
       "/opt/RealPlayer8/Codecs",
       "/usr/lib/RealPlayer9/users/Real/Codecs",
+      "/usr/lib/RealPlayer10/codecs",
+      "/usr/lib/RealPlayer10GOLD/codecs",
+      "/usr/lib/helix/player/codecs",
       "/usr/lib64/RealPlayer8/Codecs",
       "/usr/lib64/RealPlayer9/users/Real/Codecs",
+      "/usr/lib64/RealPlayer10/codecs",
+      "/usr/lib64/RealPlayer10GOLD/codecs",
       "/usr/lib/win32",
+      "/usr/lib/codecs",
+      "/usr/local/lib/codecs",
 #endif
       NULL,
       NULL,
@@ -291,18 +296,7 @@ static int OpenDll( decoder_t *p_dec )
 #ifdef WIN32
     char psz_win32_real_codecs[MAX_PATH + 1];
     char psz_win32_helix_codecs[MAX_PATH + 1];
-#endif
 
-    for( i = 0; ppsz_path[i]; i++ )
-    {
-        asprintf( &psz_dll, "%s/%4.4s.so.6.0", ppsz_path[i],
-                  (char *)&p_dec->fmt_in.i_codec );
-        i_result = OpenNativeDll( p_dec, ppsz_path[i], psz_dll );
-        free( psz_dll );
-        if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
-    }
-
-#ifdef WIN32
     {
         HKEY h_key;
         DWORD i_type, i_data = MAX_PATH + 1, i_index = 1;
@@ -344,22 +338,54 @@ static int OpenDll( decoder_t *p_dec )
     }
 #endif
 
+
+    /** Try the native libraries first **/
+#ifndef WIN32
+    for( i = 0; ppsz_path[i]; i++ )
+    {
+        /* Old format */
+        if( asprintf( &psz_dll, "%s/%4.4s.so.6.0", ppsz_path[i],
+                  (char *)&p_dec->fmt_in.i_codec ) != -1 )
+        {
+            i_result = OpenNativeDll( p_dec, ppsz_path[i], psz_dll );
+            free( psz_dll );
+            if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
+        }
+
+        /* New format */
+        if( asprintf( &psz_dll, "%s/%4.4s.so", ppsz_path[i],
+                  (char *)&p_dec->fmt_in.i_codec ) != -1 )
+        {
+            i_result = OpenNativeDll( p_dec, ppsz_path[i], psz_dll );
+            free( psz_dll );
+            if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
+        }
+    }
+#endif
+
+    /** Or use the WIN32 dlls **/
+#if defined(LOADER) || defined(WIN32)
     for( i = 0; ppsz_path[i]; i++ )
     {
         /* New format */
-        asprintf( &psz_dll, "%s\\%4.4s.dll", ppsz_path[i],
-                  (char *)&p_dec->fmt_in.i_codec );
-        i_result = OpenWin32Dll( p_dec, ppsz_path[i], psz_dll );
-        free( psz_dll );
-        if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
+        if( asprintf( &psz_dll, "%s\\%4.4s.dll", ppsz_path[i],
+                  (char *)&p_dec->fmt_in.i_codec ) != -1 )
+        {
+            i_result = OpenWin32Dll( p_dec, ppsz_path[i], psz_dll );
+            free( psz_dll );
+            if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
+        }
 
         /* Old format */
-        asprintf( &psz_dll, "%s\\%4.4s3260.dll", ppsz_path[i],
-                  (char *)&p_dec->fmt_in.i_codec );
-        i_result = OpenWin32Dll( p_dec, ppsz_path[i], psz_dll );
-        free( psz_dll );
-        if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
+        if( asprintf( &psz_dll, "%s\\%4.4s3260.dll", ppsz_path[i],
+                  (char *)&p_dec->fmt_in.i_codec ) != -1 )
+        {
+            i_result = OpenWin32Dll( p_dec, ppsz_path[i], psz_dll );
+            free( psz_dll );
+            if( i_result == VLC_SUCCESS ) return VLC_SUCCESS;
+        }
     }
+#endif
 
     return VLC_EGENERIC;
 }
@@ -379,9 +405,9 @@ static int OpenNativeDll( decoder_t *p_dec, char *psz_path, char *psz_dll )
         p_dec->fmt_in.audio.i_bitspersample,
         p_dec->fmt_in.audio.i_channels,
         100, /* quality */
-        p_sys->i_subpacket_size,
-        p_sys->i_coded_frame_size,
-        p_sys->i_extra, p_sys->p_extra
+        p_dec->fmt_in.audio.i_blockalign, /* subpacket size */
+        p_dec->fmt_in.audio.i_blockalign, /* coded frame size */
+        p_dec->fmt_in.i_extra, p_dec->fmt_in.p_extra
     };
 
     msg_Dbg( p_dec, "opening library '%s'", psz_dll );
@@ -431,26 +457,29 @@ static int OpenNativeDll( decoder_t *p_dec, char *psz_path, char *psz_dll )
         goto error_native;
     }
 
-    i_result = p_sys->raSetFlavor( context, p_sys->i_codec_flavor );
-    if( i_result )
+    if( p_sys->i_codec_flavor >= 0 )
     {
-        msg_Err( p_dec, "decoder flavor setup failed, error code: 0x%x",
-                 i_result );
-        goto error_native;
-    }
+        i_result = p_sys->raSetFlavor( context, p_sys->i_codec_flavor );
+        if( i_result )
+        {
+            msg_Err( p_dec, "decoder flavor setup failed, error code: 0x%x",
+                     i_result );
+            goto error_native;
+        }
 
-    p_prop = p_sys->raGetFlavorProperty( context, p_sys->i_codec_flavor,
-                                         0, &i_prop );
-    msg_Dbg( p_dec, "audio codec: [%d] %s",
-             p_sys->i_codec_flavor, (char *)p_prop );
+        p_prop = p_sys->raGetFlavorProperty( context, p_sys->i_codec_flavor,
+                                             0, &i_prop );
+        msg_Dbg( p_dec, "audio codec: [%d] %s",
+                 p_sys->i_codec_flavor, (char *)p_prop );
 
-    p_prop = p_sys->raGetFlavorProperty( context, p_sys->i_codec_flavor,
-                                         1, &i_prop );
-    if( p_prop )
-    {
-        int i_bps = ((*((int*)p_prop))+4)/8;
-        msg_Dbg( p_dec, "audio bitrate: %5.3f kbit/s (%d bps)",
-                 (*((int*)p_prop))*0.001f, i_bps );
+        p_prop = p_sys->raGetFlavorProperty( context, p_sys->i_codec_flavor,
+                                             1, &i_prop );
+        if( p_prop )
+        {
+            int i_bps = ((*((int*)p_prop))+4)/8;
+            msg_Dbg( p_dec, "audio bitrate: %5.3f kbit/s (%d bps)",
+                     (*((int*)p_prop))*0.001f, i_bps );
+        }
     }
 
     p_sys->context = context;
@@ -481,9 +510,9 @@ static int OpenWin32Dll( decoder_t *p_dec, char *psz_path, char *psz_dll )
         p_dec->fmt_in.audio.i_bitspersample,
         p_dec->fmt_in.audio.i_channels,
         100, /* quality */
-        p_sys->i_subpacket_size,
-        p_sys->i_coded_frame_size,
-        p_sys->i_extra, p_sys->p_extra
+        p_dec->fmt_in.audio.i_blockalign, /* subpacket size */
+        p_dec->fmt_in.audio.i_blockalign, /* coded frame size */
+        p_dec->fmt_in.i_extra, p_dec->fmt_in.p_extra
     };
 
     msg_Dbg( p_dec, "opening win32 dll '%s'", psz_dll );
@@ -540,26 +569,29 @@ static int OpenWin32Dll( decoder_t *p_dec, char *psz_path, char *psz_dll )
         goto error_win32;
     }
 
-    i_result = p_sys->wraSetFlavor( context, p_sys->i_codec_flavor );
-    if( i_result )
+    if( p_sys->i_codec_flavor >= 0 )
     {
-        msg_Err( p_dec, "decoder flavor setup failed, error code: 0x%x",
-                 i_result );
-        goto error_win32;
-    }
+        i_result = p_sys->wraSetFlavor( context, p_sys->i_codec_flavor );
+        if( i_result )
+        {
+            msg_Err( p_dec, "decoder flavor setup failed, error code: 0x%x",
+                     i_result );
+            goto error_win32;
+        }
 
-    p_prop = p_sys->wraGetFlavorProperty( context, p_sys->i_codec_flavor,
-                                          0, &i_prop );
-    msg_Dbg( p_dec, "audio codec: [%d] %s",
-             p_sys->i_codec_flavor, (char *)p_prop );
+        p_prop = p_sys->wraGetFlavorProperty( context, p_sys->i_codec_flavor,
+                                              0, &i_prop );
+        msg_Dbg( p_dec, "audio codec: [%d] %s",
+                 p_sys->i_codec_flavor, (char *)p_prop );
 
-    p_prop = p_sys->wraGetFlavorProperty( context, p_sys->i_codec_flavor,
-                                          1, &i_prop );
-    if( p_prop )
-    {
-        int i_bps = ((*((int*)p_prop))+4)/8;
-        msg_Dbg( p_dec, "audio bitrate: %5.3f kbit/s (%d bps)",
-                 (*((int*)p_prop))*0.001f, i_bps );
+        p_prop = p_sys->wraGetFlavorProperty( context, p_sys->i_codec_flavor,
+                                              1, &i_prop );
+        if( p_prop )
+        {
+            int i_bps = ((*((int*)p_prop))+4)/8;
+            msg_Dbg( p_dec, "audio bitrate: %5.3f kbit/s (%d bps)",
+                     (*((int*)p_prop))*0.001f, i_bps );
+        }
     }
 
     p_sys->context = context;
@@ -619,6 +651,8 @@ static aout_buffer_t *Decode( decoder_t *p_dec, block_t **pp_block )
 {
     decoder_sys_t *p_sys = p_dec->p_sys;
     aout_buffer_t *p_aout_buffer = 0;
+    unsigned int i_result;
+    int i_samples;
     block_t *p_block;
 
 #ifdef LOADER
@@ -629,129 +663,57 @@ static aout_buffer_t *Decode( decoder_t *p_dec, block_t **pp_block )
         if( OpenDll( p_dec ) != VLC_SUCCESS )
         {
             /* Fatal */
-            p_dec->b_error = VLC_TRUE;
+            p_dec->b_error = true;
             return NULL;
         }
     }
 #endif
 
-    /* Output 1024 samples at a time
-     * (the audio output doesn't like big audio packets) */
-    if( p_sys->i_out )
-    {
-        int i_out;
-        int i_samples = p_sys->i_out * 8 /
-            p_dec->fmt_out.audio.i_bitspersample /
-              p_dec->fmt_out.audio.i_channels;
-
-        i_samples = __MIN( i_samples, 1024 );
-        i_out = i_samples * p_dec->fmt_out.audio.i_bitspersample *
-            p_dec->fmt_out.audio.i_channels / 8;
-
-        p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
-        if( p_aout_buffer == NULL ) return NULL;
-        memcpy( p_aout_buffer->p_buffer, p_sys->p_out, i_out );
-
-        p_sys->i_out -= i_out;
-        p_sys->p_out += i_out;
-
-        /* Date management */
-        p_aout_buffer->start_date = aout_DateGet( &p_sys->end_date );
-        p_aout_buffer->end_date =
-            aout_DateIncrement( &p_sys->end_date, i_samples );
-
-        return p_aout_buffer;
-    }
-
-    /* If we have a full frame ready then we can start decoding */
-    if( p_sys->i_frame )
-    {
-        unsigned int i_result;
-
-        p_sys->p_out = p_sys->p_out_buffer;
-
-        if( p_sys->dll )
-            i_result = p_sys->raDecode( p_sys->context, p_sys->p_frame +
-                                        p_sys->i_frame_size - p_sys->i_frame,
-                                        p_dec->fmt_in.audio.i_blockalign,
-                                        p_sys->p_out, &p_sys->i_out, -1 );
-        else
-            i_result = p_sys->wraDecode( p_sys->context, p_sys->p_frame +
-                                         p_sys->i_frame_size - p_sys->i_frame,
-                                         p_dec->fmt_in.audio.i_blockalign,
-                                         p_sys->p_out, &p_sys->i_out, -1 );
-
-#if 0
-        msg_Err( p_dec, "decoded: %i samples (%i)",
-                 p_sys->i_out * 8 / p_dec->fmt_out.audio.i_bitspersample /
-                 p_dec->fmt_out.audio.i_channels, i_result );
-#endif
-
-        p_sys->i_frame -= p_dec->fmt_in.audio.i_blockalign;
-
-        return Decode( p_dec, pp_block );
-    }
-
-
     if( pp_block == NULL || *pp_block == NULL ) return NULL;
     p_block = *pp_block;
 
-    //msg_Err( p_dec, "Decode: "I64Fd", %i", p_block->i_pts, p_block->i_buffer );
+    if( p_sys->dll )
+        i_result = p_sys->raDecode( p_sys->context, (char *)p_block->p_buffer,
+                                    (unsigned long)p_block->i_buffer,
+                                    p_sys->p_out, &p_sys->i_out, -1 );
+    else
+        i_result = p_sys->wraDecode( p_sys->context, (char *)p_block->p_buffer,
+                                     (unsigned long)p_block->i_buffer,
+                                     p_sys->p_out, &p_sys->i_out, -1 );
 
-    /* Detect missing subpackets */
-    if( p_sys->i_subpacket && p_block->i_pts > 0 &&
-        p_block->i_pts != p_sys->i_packet_pts )
-    {
-        /* All subpackets in a packet should have the same pts so we must
-         * have dropped some. Clear current frame buffer. */
-        p_sys->i_subpacket = 0;
-        msg_Dbg( p_dec, "detected dropped subpackets" );
-    }
-    if( p_block->i_pts > 0 ) p_sys->i_packet_pts = p_block->i_pts;
+#if 0
+    msg_Err( p_dec, "decoded: %i samples (%i)",
+             p_sys->i_out * 8 / p_dec->fmt_out.audio.i_bitspersample /
+             p_dec->fmt_out.audio.i_channels, i_result );
+#endif
 
     /* Date management */
-    if( /* !p_sys->i_subpacket && */ p_block && p_block->i_pts > 0 &&
+    if( p_block->i_pts > 0 &&
         p_block->i_pts != aout_DateGet( &p_sys->end_date ) )
     {
         aout_DateSet( &p_sys->end_date, p_block->i_pts );
     }
 
-#if 0
     if( !aout_DateGet( &p_sys->end_date ) )
     {
         /* We've just started the stream, wait for the first PTS. */
         if( p_block ) block_Release( p_block );
         return NULL;
     }
-#endif
 
-    if( p_sys->i_subpacket_size )
-    {
-        /* 'cook' way */
-        int sps = p_sys->i_subpacket_size;
-        int w = p_dec->fmt_in.audio.i_blockalign;
-        int h = p_sys->i_subpacket_h;
-        /* int cfs = p_sys->i_coded_frame_size; */
-        int x, y;
-
-        w /= sps;
-        y = p_sys->i_subpacket;
-
-        for( x = 0; x < w; x++ )
-        {
-            memcpy( p_sys->p_frame + sps * (h*x+((h+1)/2)*(y&1)+(y>>1)),
-                    p_block->p_buffer, sps );
-            p_block->p_buffer += sps;
-        }
+    i_samples = p_sys->i_out * 8 /
+        p_dec->fmt_out.audio.i_bitspersample /p_dec->fmt_out.audio.i_channels;
 
-        p_sys->i_subpacket = (p_sys->i_subpacket + 1) % p_sys->i_subpacket_h;
+    p_aout_buffer =
+        decoder_NewAudioBuffer( p_dec, i_samples );
+    if( p_aout_buffer )
+    {
+        memcpy( p_aout_buffer->p_buffer, p_sys->p_out, p_sys->i_out );
 
-        if( !p_sys->i_subpacket )
-        {
-            /* We have a complete frame */
-            p_sys->i_frame = p_sys->i_frame_size;
-            p_aout_buffer = Decode( p_dec, pp_block );
-        }
+        /* Date management */
+        p_aout_buffer->start_date = aout_DateGet( &p_sys->end_date );
+        p_aout_buffer->end_date =
+            aout_DateIncrement( &p_sys->end_date, i_samples );
     }
 
     block_Release( p_block );