]> git.sesse.net Git - vlc/blobdiff - src/input/decoder.c
hummmmmm ... breaking opengl build on windows isn't a good idea
[vlc] / src / input / decoder.c
index 0ab0c75557a8c330d2515b00ee75a3f55e8ec29c..0d944f7833d3d56ad90077c6c81b5b292461471c 100644 (file)
@@ -5,7 +5,7 @@
  * $Id$
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
- *          Gildas Bazin <gbazin@netcourrier.com>
+ *          Gildas Bazin <gbazin@videolan.org>
  *          Laurent Aimar <fenrir@via.ecp.fr>
  *
  * This program is free software; you can redistribute it and/or modify
@@ -51,12 +51,17 @@ static void vout_del_buffer( decoder_t *, picture_t * );
 static void vout_link_picture( decoder_t *, picture_t * );
 static void vout_unlink_picture( decoder_t *, picture_t * );
 
+static subpicture_t *spu_new_buffer( decoder_t * );
+static void spu_del_buffer( decoder_t *, subpicture_t * );
+
 static es_format_t null_es_format = {0};
 
 struct decoder_owner_sys_t
 {
     vlc_bool_t      b_own_thread;
 
+    int64_t         i_preroll_end;
+
     input_thread_t  *p_input;
 
     aout_instance_t *p_aout;
@@ -64,6 +69,9 @@ struct decoder_owner_sys_t
 
     vout_thread_t   *p_vout;
 
+    vout_thread_t   *p_spu_vout;
+    int              i_spu_channel;
+
     sout_instance_t         *p_sout;
     sout_packetizer_input_t *p_sout_input;
 
@@ -187,6 +195,9 @@ void input_DecoderDelete( decoder_t *p_dec )
     }
     else
     {
+        /* Flush */
+        input_DecoderDecode( p_dec, NULL );
+
         module_Unneed( p_dec, p_dec->p_module );
     }
 
@@ -207,8 +218,6 @@ void input_DecoderDecode( decoder_t * p_dec, block_t *p_block )
 {
     if( p_dec->p_owner->b_own_thread )
     {
-        block_FifoPut( p_dec->p_owner->p_fifo, p_block );
-
         if( p_dec->p_owner->p_input->b_out_pace_control )
         {
             /* FIXME !!!!! */
@@ -218,12 +227,22 @@ void input_DecoderDecode( decoder_t * p_dec, block_t *p_block )
                 msleep( 1000 );
             }
         }
+        else if( p_dec->p_owner->p_fifo->i_size > 50000000 /* 50 MB */ )
+        {
+            /* FIXME: ideally we would check the time amount of data
+             * in the fifo instead of its size. */
+            msg_Warn( p_dec, "decoder/packetizer fifo full (data not "
+                      "consummed quickly enough), resetting fifo!" );
+            block_FifoEmpty( p_dec->p_owner->p_fifo );
+        }
+
+        block_FifoPut( p_dec->p_owner->p_fifo, p_block );
     }
     else
     {
-        if( p_dec->b_error || p_block->i_buffer <= 0 )
+        if( p_dec->b_error || (p_block && p_block->i_buffer <= 0) )
         {
-            block_Release( p_block );
+            if( p_block ) block_Release( p_block );
         }
         else
         {
@@ -259,6 +278,11 @@ vlc_bool_t input_DecoderEmpty( decoder_t * p_dec )
     return VLC_TRUE;
 }
 
+void input_DecoderPreroll( decoder_t *p_dec, int64_t i_preroll_end )
+{
+    p_dec->p_owner->i_preroll_end = i_preroll_end;
+}
+
 #if 0
 /**
  * Create a NULL packet for padding in case of a data loss
@@ -375,21 +399,24 @@ static decoder_t * CreateDecoder( input_thread_t *p_input,
         return NULL;
     }
     p_dec->p_owner->b_own_thread = VLC_TRUE;
+    p_dec->p_owner->i_preroll_end = -1;
     p_dec->p_owner->p_input = p_input;
     p_dec->p_owner->p_aout = NULL;
     p_dec->p_owner->p_aout_input = NULL;
     p_dec->p_owner->p_vout = NULL;
+    p_dec->p_owner->p_spu_vout = NULL;
+    p_dec->p_owner->i_spu_channel = 0;
     p_dec->p_owner->p_sout = p_input->p_sout;
     p_dec->p_owner->p_sout_input = NULL;
     p_dec->p_owner->p_packetizer = NULL;
 
-
     /* decoder fifo */
     if( ( p_dec->p_owner->p_fifo = block_FifoNew( p_dec ) ) == NULL )
     {
         msg_Err( p_dec, "out of memory" );
         return NULL;
     }
+
     /* Set buffers allocation callbacks for the decoders */
     p_dec->pf_aout_buffer_new = aout_new_buffer;
     p_dec->pf_aout_buffer_del = aout_del_buffer;
@@ -397,6 +424,8 @@ static decoder_t * CreateDecoder( input_thread_t *p_input,
     p_dec->pf_vout_buffer_del = vout_del_buffer;
     p_dec->pf_picture_link    = vout_link_picture;
     p_dec->pf_picture_unlink  = vout_unlink_picture;
+    p_dec->pf_spu_buffer_new  = spu_new_buffer;
+    p_dec->pf_spu_buffer_del  = spu_del_buffer;
 
     vlc_object_attach( p_dec, p_input );
 
@@ -485,7 +514,9 @@ static int DecoderThread( decoder_t * p_dec )
  */
 static int DecoderDecode( decoder_t *p_dec, block_t *p_block )
 {
-    if( p_block->i_buffer <= 0 )
+    int i_rate = p_block ? p_block->i_rate : 1000;
+
+    if( p_block && p_block->i_buffer <= 0 )
     {
         block_Release( p_block );
         return VLC_SUCCESS;
@@ -495,13 +526,14 @@ static int DecoderDecode( decoder_t *p_dec, block_t *p_block )
     {
         block_t *p_sout_block;
 
-        while( (p_sout_block = p_dec->pf_packetize( p_dec, &p_block )) )
+        while( ( p_sout_block =
+                     p_dec->pf_packetize( p_dec, p_block ? &p_block : 0 ) ) )
         {
             if( !p_dec->p_owner->p_sout_input )
             {
                 es_format_Copy( &p_dec->p_owner->sout, &p_dec->fmt_out );
 
-                p_dec->p_owner->sout.i_group =p_dec->fmt_in.i_group;
+                p_dec->p_owner->sout.i_group = p_dec->fmt_in.i_group;
                 p_dec->p_owner->sout.i_id = p_dec->fmt_in.i_id;
                 if( p_dec->fmt_in.psz_language )
                 {
@@ -530,9 +562,10 @@ static int DecoderDecode( decoder_t *p_dec, block_t *p_block )
 
             while( p_sout_block )
             {
-                block_t       *p_next = p_sout_block->p_next;
+                block_t *p_next = p_sout_block->p_next;
 
                 p_sout_block->p_next = NULL;
+                p_sout_block->i_rate = i_rate;
 
                 sout_InputSendBuffer( p_dec->p_owner->p_sout_input,
                                       p_sout_block );
@@ -567,18 +600,60 @@ static int DecoderDecode( decoder_t *p_dec, block_t *p_block )
             while( (p_packetized_block =
                     p_packetizer->pf_packetize( p_packetizer, &p_block )) )
             {
-                while( (p_aout_buf =
-                        p_dec->pf_decode_audio( p_dec, &p_packetized_block )) )
+                if( p_packetizer->fmt_out.i_extra && !p_dec->fmt_in.i_extra )
+                {
+                    p_dec->fmt_in.i_extra = p_packetizer->fmt_out.i_extra;
+                    p_dec->fmt_in.p_extra = malloc( p_dec->fmt_in.i_extra );
+                    memcpy( p_dec->fmt_in.p_extra,
+                            p_packetizer->fmt_out.p_extra,
+                            p_dec->fmt_in.i_extra );
+                }
+
+                while( p_packetized_block )
                 {
-                    aout_DecPlay( p_dec->p_owner->p_aout,
-                                  p_dec->p_owner->p_aout_input, p_aout_buf );
+                    block_t *p_next = p_packetized_block->p_next;
+                    p_packetized_block->p_next = NULL;
+                    p_packetized_block->i_rate = i_rate;
+
+                    while( (p_aout_buf = p_dec->pf_decode_audio( p_dec,
+                                                       &p_packetized_block )) )
+                    {
+                        /* FIXME the best would be to handle the case start_date < preroll < end_date
+                         * but that's not easy with non raw audio stream */
+                        if( p_dec->p_owner->i_preroll_end > 0 &&
+                            p_aout_buf->start_date < p_dec->p_owner->i_preroll_end )
+                        {
+                            aout_DecDeleteBuffer( p_dec->p_owner->p_aout,
+                                                  p_dec->p_owner->p_aout_input, p_aout_buf );
+                        }
+                        else
+                        {
+                            p_dec->p_owner->i_preroll_end = -1;
+                            aout_DecPlay( p_dec->p_owner->p_aout,
+                                          p_dec->p_owner->p_aout_input,
+                                          p_aout_buf );
+                        }
+                    }
+
+                    p_packetized_block = p_next;
                 }
             }
         }
         else while( (p_aout_buf = p_dec->pf_decode_audio( p_dec, &p_block )) )
         {
-            aout_DecPlay( p_dec->p_owner->p_aout,
-                          p_dec->p_owner->p_aout_input, p_aout_buf );
+            if( p_dec->p_owner->i_preroll_end > 0 &&
+                p_aout_buf->start_date < p_dec->p_owner->i_preroll_end )
+            {
+                aout_DecDeleteBuffer( p_dec->p_owner->p_aout,
+                                      p_dec->p_owner->p_aout_input, p_aout_buf );
+            }
+            else
+            {
+                p_dec->p_owner->i_preroll_end = -1;
+                aout_DecPlay( p_dec->p_owner->p_aout,
+                              p_dec->p_owner->p_aout_input,
+                              p_aout_buf );
+            }
         }
     }
     else if( p_dec->fmt_in.i_cat == VIDEO_ES )
@@ -593,24 +668,70 @@ static int DecoderDecode( decoder_t *p_dec, block_t *p_block )
             while( (p_packetized_block =
                     p_packetizer->pf_packetize( p_packetizer, &p_block )) )
             {
-                while( (p_pic =
-                        p_dec->pf_decode_video( p_dec, &p_packetized_block )) )
+                while( p_packetized_block )
                 {
-                    vout_DatePicture( p_dec->p_owner->p_vout, p_pic,
-                                      p_pic->date );
-                    vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
+                    block_t *p_next = p_packetized_block->p_next;
+                    p_packetized_block->p_next = NULL;
+                    p_packetized_block->i_rate = i_rate;
+
+                    while( (p_pic = p_dec->pf_decode_video( p_dec,
+                                                       &p_packetized_block )) )
+                    {
+                        if( p_dec->p_owner->i_preroll_end > 0 &&
+                            p_pic->date < p_dec->p_owner->i_preroll_end )
+                        {
+                            vout_DestroyPicture( p_dec->p_owner->p_vout, p_pic );
+                        }
+                        else
+                        {
+                            p_dec->p_owner->i_preroll_end = -1;
+                            vout_DatePicture( p_dec->p_owner->p_vout, p_pic,
+                                              p_pic->date );
+                            vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
+                        }
+                    }
+
+                    p_packetized_block = p_next;
                 }
             }
         }
         else while( (p_pic = p_dec->pf_decode_video( p_dec, &p_block )) )
         {
-            vout_DatePicture( p_dec->p_owner->p_vout, p_pic, p_pic->date );
-            vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
+            if( p_dec->p_owner->i_preroll_end > 0 &&
+                p_pic->date < p_dec->p_owner->i_preroll_end )
+            {
+                vout_DestroyPicture( p_dec->p_owner->p_vout, p_pic );
+            }
+            else
+            {
+                p_dec->p_owner->i_preroll_end = -1;
+                vout_DatePicture( p_dec->p_owner->p_vout, p_pic, p_pic->date );
+                vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
+            }
         }
     }
     else if( p_dec->fmt_in.i_cat == SPU_ES )
     {
-        p_dec->pf_decode_sub( p_dec, &p_block );
+        vout_thread_t *p_vout;
+        subpicture_t *p_spu;
+        while( (p_spu = p_dec->pf_decode_sub( p_dec, &p_block ) ) )
+        {
+            if( p_dec->p_owner->i_preroll_end > 0 &&
+                p_spu->i_start < p_dec->p_owner->i_preroll_end &&
+                ( p_spu->i_stop <= 0 || p_spu->i_stop <= p_dec->p_owner->i_preroll_end ) )
+            {
+                spu_DestroySubpicture( p_dec->p_owner->p_vout->p_spu, p_spu );
+                continue;
+            }
+
+            p_dec->p_owner->i_preroll_end = -1;
+            p_vout = vlc_object_find( p_dec, VLC_OBJECT_VOUT, FIND_ANYWHERE );
+            if( p_vout )
+            {
+                spu_DisplaySubpicture( p_vout->p_spu, p_spu );
+                vlc_object_release( p_vout );
+            }
+        }
     }
     else
     {
@@ -629,8 +750,6 @@ static int DecoderDecode( decoder_t *p_dec, block_t *p_block )
  */
 static void DeleteDecoder( decoder_t * p_dec )
 {
-    vlc_object_detach( p_dec );
-
     msg_Dbg( p_dec, "killing decoder fourcc `%4.4s', %d PES in FIFO",
              (char*)&p_dec->fmt_in.i_codec,
              p_dec->p_owner->p_fifo->i_depth );
@@ -639,7 +758,7 @@ static void DeleteDecoder( decoder_t * p_dec )
     block_FifoEmpty( p_dec->p_owner->p_fifo );
     block_FifoRelease( p_dec->p_owner->p_fifo );
 
-   /* Cleanup */
+    /* Cleanup */
     if( p_dec->p_owner->p_aout_input )
         aout_DecDelete( p_dec->p_owner->p_aout, p_dec->p_owner->p_aout_input );
 
@@ -660,7 +779,7 @@ static void DeleteDecoder( decoder_t * p_dec )
 #undef p_pic
 
         /* We are about to die. Reattach video output to p_vlc. */
-        vout_Request( p_dec, p_dec->p_owner->p_vout, 0, 0, 0, 0 );
+        vout_Request( p_dec, p_dec->p_owner->p_vout, 0 );
     }
 
     if( p_dec->p_owner->p_sout_input )
@@ -669,6 +788,19 @@ static void DeleteDecoder( decoder_t * p_dec )
         es_format_Clean( &p_dec->p_owner->sout );
     }
 
+    if( p_dec->fmt_in.i_cat == SPU_ES )
+    {
+        vout_thread_t *p_vout;
+
+        p_vout = vlc_object_find( p_dec, VLC_OBJECT_VOUT, FIND_ANYWHERE );
+        if( p_vout )
+        {
+            spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR,
+                         p_dec->p_owner->i_spu_channel );
+            vlc_object_release( p_vout );
+        }
+    }
+
     es_format_Clean( &p_dec->fmt_in );
     es_format_Clean( &p_dec->fmt_out );
 
@@ -682,6 +814,8 @@ static void DeleteDecoder( decoder_t * p_dec )
         vlc_object_destroy( p_dec->p_owner->p_packetizer );
     }
 
+    vlc_object_detach( p_dec );
+
     free( p_dec->p_owner );
 }
 
@@ -751,21 +885,48 @@ static picture_t *vout_new_buffer( decoder_t *p_dec )
             return NULL;
         }
 
+        if( !p_dec->fmt_out.video.i_sar_num ||
+            !p_dec->fmt_out.video.i_sar_den )
+        {
+            p_dec->fmt_out.video.i_sar_num =
+              p_dec->fmt_out.video.i_aspect * p_dec->fmt_out.video.i_height;
+
+            p_dec->fmt_out.video.i_sar_den = VOUT_ASPECT_FACTOR *
+              p_dec->fmt_out.video.i_width;
+        }
+
+        vlc_reduce( &p_dec->fmt_out.video.i_sar_num,
+                    &p_dec->fmt_out.video.i_sar_den,
+                   p_dec->fmt_out.video.i_sar_num,
+                   p_dec->fmt_out.video.i_sar_den, 0 );
+
+       if( !p_dec->fmt_out.video.i_visible_width ||
+           !p_dec->fmt_out.video.i_visible_height )
+       {
+           p_dec->fmt_out.video.i_visible_width =
+               p_dec->fmt_out.video.i_width;
+           p_dec->fmt_out.video.i_visible_height =
+               p_dec->fmt_out.video.i_height;
+       }
+
         p_dec->fmt_out.video.i_chroma = p_dec->fmt_out.i_codec;
         p_sys->video = p_dec->fmt_out.video;
 
         p_sys->p_vout = vout_Request( p_dec, p_sys->p_vout,
-                                      p_sys->video.i_width,
-                                      p_sys->video.i_height,
-                                      p_sys->video.i_chroma,
-                                      p_sys->video.i_aspect );
-
+                                      &p_dec->fmt_out.video );
         if( p_sys->p_vout == NULL )
         {
             msg_Err( p_dec, "failed to create video output" );
             p_dec->b_error = VLC_TRUE;
             return NULL;
         }
+
+        if( p_sys->video.i_rmask )
+            p_sys->p_vout->render.i_rmask = p_sys->video.i_rmask;
+        if( p_sys->video.i_gmask )
+            p_sys->p_vout->render.i_gmask = p_sys->video.i_gmask;
+        if( p_sys->video.i_bmask )
+            p_sys->p_vout->render.i_bmask = p_sys->video.i_bmask;
     }
 
     /* Get a new picture */
@@ -783,13 +944,18 @@ static picture_t *vout_new_buffer( decoder_t *p_dec )
         for( i_pic = 0; i_pic < p_dec->p_owner->p_vout->render.i_pictures;
              i_pic++ )
         {
-            if( p_pic->i_status == READY_PICTURE && i_ready_pic++ > 0 ) break;
+            if( p_pic->i_status == READY_PICTURE )
+            {
+                if( i_ready_pic++ > 0 ) break;
+                else continue;
+            }
 
             if( p_pic->i_status != DISPLAYED_PICTURE &&
                 p_pic->i_status != RESERVED_PICTURE &&
                 p_pic->i_status != READY_PICTURE ) break;
 
-            if( !p_pic->i_refcount ) break;
+            if( !p_pic->i_refcount && p_pic->i_status != RESERVED_PICTURE )
+                break;
         }
         if( i_pic == p_dec->p_owner->p_vout->render.i_pictures )
         {
@@ -827,3 +993,64 @@ static void vout_unlink_picture( decoder_t *p_dec, picture_t *p_pic )
 {
     vout_UnlinkPicture( p_dec->p_owner->p_vout, p_pic );
 }
+
+static subpicture_t *spu_new_buffer( decoder_t *p_dec )
+{
+    decoder_owner_sys_t *p_sys = (decoder_owner_sys_t *)p_dec->p_owner;
+    vout_thread_t *p_vout = NULL;
+    subpicture_t *p_subpic;
+    int i_attempts = 30;
+
+    while( i_attempts-- )
+    {
+        if( p_dec->b_die || p_dec->b_error ) break;
+
+        p_vout = vlc_object_find( p_dec, VLC_OBJECT_VOUT, FIND_ANYWHERE );
+        if( p_vout ) break;
+
+        msleep( VOUT_DISPLAY_DELAY );
+    }
+
+    if( !p_vout )
+    {
+        msg_Warn( p_dec, "no vout found, dropping subpicture" );
+        return NULL;
+    }
+
+    if( p_sys->p_spu_vout != p_vout )
+    {
+        spu_Control( p_vout->p_spu, SPU_CHANNEL_REGISTER,
+                     &p_sys->i_spu_channel );
+        p_sys->p_spu_vout = p_vout;
+    }
+
+    p_subpic = spu_CreateSubpicture( p_vout->p_spu );
+    if( p_subpic )
+    {
+        p_subpic->i_channel = p_sys->i_spu_channel;
+    }
+
+    vlc_object_release( p_vout );
+
+    return p_subpic;
+}
+
+static void spu_del_buffer( decoder_t *p_dec, subpicture_t *p_subpic )
+{
+    decoder_owner_sys_t *p_sys = (decoder_owner_sys_t *)p_dec->p_owner;
+    vout_thread_t *p_vout = NULL;
+
+    p_vout = vlc_object_find( p_dec, VLC_OBJECT_VOUT, FIND_ANYWHERE );
+    if( !p_vout || p_sys->p_spu_vout != p_vout )
+    {
+        if( p_vout )
+            vlc_object_release( p_vout );
+        msg_Warn( p_dec, "no vout found, leaking subpicture" );
+        return;
+    }
+
+    spu_DestroySubpicture( p_vout->p_spu, p_subpic );
+
+    vlc_object_release( p_vout );
+}
+