]> git.sesse.net Git - vlc/blobdiff - modules/codec/a52.c
Do not include vlc_modules.h in vlc_common.h
[vlc] / modules / codec / a52.c
index 38c7d7cca1942ea28ead8527f4f6bcef4b7754e8..da59b1664b5fd2fa22a956f82534e7e6d8c8b598 100644 (file)
@@ -35,6 +35,7 @@
 #include <vlc_codec.h>
 #include <vlc_aout.h>
 #include <vlc_block_helper.h>
+#include <vlc_modules.h>
 
 #include "a52.h"
 
@@ -77,7 +78,7 @@ struct decoder_sys_t
     /*
      * Common properties
      */
-    audio_date_t   end_date;
+    date_t  end_date;
 
     mtime_t i_pts;
 
@@ -99,7 +100,7 @@ enum {
  ****************************************************************************/
 static void *DecodeBlock  ( decoder_t *, block_t ** );
 
-static uint8_t       *GetOutBuffer ( decoder_t *, void ** );
+static uint8_t       *GetOutBuffer ( decoder_t *, block_t ** );
 static aout_buffer_t *GetAoutBuffer( decoder_t * );
 static block_t       *GetSoutBuffer( decoder_t * );
 
@@ -136,7 +137,8 @@ static int OpenCommon( vlc_object_t *p_this, bool b_packetizer )
     /* Misc init */
     p_sys->b_packetizer = b_packetizer;
     p_sys->i_state = STATE_NOSYNC;
-    aout_DateSet( &p_sys->end_date, 0 );
+    date_Set( &p_sys->end_date, 0 );
+    p_sys->i_pts = VLC_TS_INVALID;
 
     p_sys->bytestream = block_BytestreamInit();
 
@@ -158,6 +160,9 @@ static int OpenCommon( vlc_object_t *p_this, bool b_packetizer )
 
 static int OpenDecoder( vlc_object_t *p_this )
 {
+    /* HACK: Don't use this codec if we don't have an a52 audio filter */
+    if( !module_exists( "a52tofloat32" ) )
+        return VLC_EGENERIC;
     return OpenCommon( p_this, false );
 }
 
@@ -176,7 +181,7 @@ static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
     decoder_sys_t *p_sys = p_dec->p_sys;
     uint8_t p_header[VLC_A52_HEADER_SIZE];
     uint8_t *p_buf;
-    void *p_out_buffer;
+    block_t *p_out_buffer;
 
     if( !pp_block || !*pp_block ) return NULL;
 
@@ -187,12 +192,12 @@ static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
             p_sys->i_state = STATE_NOSYNC;
             block_BytestreamEmpty( &p_sys->bytestream );
         }
-        aout_DateSet( &p_sys->end_date, 0 );
+        date_Set( &p_sys->end_date, 0 );
         block_Release( *pp_block );
         return NULL;
     }
 
-    if( !aout_DateGet( &p_sys->end_date ) && !(*pp_block)->i_pts )
+    if( !date_Get( &p_sys->end_date ) && (*pp_block)->i_pts <= VLC_TS_INVALID)
     {
         /* We've just started the stream, wait for the first PTS. */
         block_Release( *pp_block );
@@ -227,10 +232,10 @@ static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
         case STATE_SYNC:
             /* New frame, set the Presentation Time Stamp */
             p_sys->i_pts = p_sys->bytestream.p_block->i_pts;
-            if( p_sys->i_pts != 0 &&
-                p_sys->i_pts != aout_DateGet( &p_sys->end_date ) )
+            if( p_sys->i_pts > VLC_TS_INVALID &&
+                p_sys->i_pts != date_Get( &p_sys->end_date ) )
             {
-                aout_DateSet( &p_sys->end_date, p_sys->i_pts );
+                date_Set( &p_sys->end_date, p_sys->i_pts );
             }
             p_sys->i_state = STATE_HEADER;
 
@@ -306,11 +311,12 @@ static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
 
             /* Copy the whole frame into the buffer. When we reach this point
              * we already know we have enough data available. */
-            block_GetBytes( &p_sys->bytestream, p_buf, p_sys->frame.i_size );
+            block_GetBytes( &p_sys->bytestream,
+                            p_buf, __MIN( p_sys->frame.i_size, p_out_buffer->i_buffer ) );
 
             /* Make sure we don't reuse the same pts twice */
             if( p_sys->i_pts == p_sys->bytestream.p_block->i_pts )
-                p_sys->i_pts = p_sys->bytestream.p_block->i_pts = 0;
+                p_sys->i_pts = p_sys->bytestream.p_block->i_pts = VLC_TS_INVALID;
 
             /* So p_block doesn't get re-added several times */
             *pp_block = block_BytestreamPop( &p_sys->bytestream );
@@ -340,18 +346,18 @@ static void CloseCommon( vlc_object_t *p_this )
 /*****************************************************************************
  * GetOutBuffer:
  *****************************************************************************/
-static uint8_t *GetOutBuffer( decoder_t *p_dec, void **pp_out_buffer )
+static uint8_t *GetOutBuffer( decoder_t *p_dec, block_t **pp_out_buffer )
 {
     decoder_sys_t *p_sys = p_dec->p_sys;
     uint8_t *p_buf;
 
     if( p_dec->fmt_out.audio.i_rate != p_sys->frame.i_rate )
     {
-        msg_Info( p_dec, "A/52 channels:%d samplerate:%d bitrate:%d",
-                  p_sys->frame.i_channels, p_sys->frame.i_rate, p_sys->frame.i_bitrate );
+        msg_Dbg( p_dec, "A/52 channels:%d samplerate:%d bitrate:%d",
+                 p_sys->frame.i_channels, p_sys->frame.i_rate, p_sys->frame.i_bitrate );
 
-        aout_DateInit( &p_sys->end_date, p_sys->frame.i_rate );
-        aout_DateSet( &p_sys->end_date, p_sys->i_pts );
+        date_Init( &p_sys->end_date, p_sys->frame.i_rate, 1 );
+        date_Set( &p_sys->end_date, p_sys->i_pts );
     }
 
     p_dec->fmt_out.audio.i_rate     = p_sys->frame.i_rate;
@@ -393,8 +399,9 @@ static aout_buffer_t *GetAoutBuffer( decoder_t *p_dec )
     p_buf = decoder_NewAudioBuffer( p_dec, p_sys->frame.i_samples );
     if( p_buf == NULL ) return NULL;
 
-    p_buf->start_date = aout_DateGet( &p_sys->end_date );
-    p_buf->end_date = aout_DateIncrement( &p_sys->end_date, p_sys->frame.i_samples );
+    p_buf->i_pts = date_Get( &p_sys->end_date );
+    p_buf->i_length = date_Increment( &p_sys->end_date,
+                                      p_sys->frame.i_samples ) - p_buf->i_pts;
 
     return p_buf;
 }
@@ -410,10 +417,10 @@ static block_t *GetSoutBuffer( decoder_t *p_dec )
     p_block = block_New( p_dec, p_sys->frame.i_size );
     if( p_block == NULL ) return NULL;
 
-    p_block->i_pts = p_block->i_dts = aout_DateGet( &p_sys->end_date );
+    p_block->i_pts = p_block->i_dts = date_Get( &p_sys->end_date );
 
     p_block->i_length =
-        aout_DateIncrement( &p_sys->end_date, p_sys->frame.i_samples ) - p_block->i_pts;
+        date_Increment( &p_sys->end_date, p_sys->frame.i_samples ) - p_block->i_pts;
 
     return p_block;
 }