* stream_out/transcode.c: deinterlacing works again.
set_callbacks( E_(OpenFilter), E_(CloseFilter) );
set_description( _("ffmpeg video filter") );
+ /* video filter submodule */
+ add_submodule();
+ set_capability( "video filter2", 0 );
+ set_callbacks( E_(OpenDeinterlace), E_(CloseDeinterlace) );
+ set_description( _("ffmpeg deinterlace video filter") );
+ add_shortcut( "deinterlace" );
+
var_Create( p_module->p_libvlc, "avcodec", VLC_VAR_MUTEX );
vlc_module_end();
/* Video filter module */
int E_(OpenFilter)( vlc_object_t * );
void E_(CloseFilter)( vlc_object_t * );
+int E_(OpenDeinterlace)( vlc_object_t * );
+void E_(CloseDeinterlace)( vlc_object_t * );
/* Postprocessing module */
void *E_(OpenPostproc)( decoder_t *, vlc_bool_t * );
void E_(InitLibavcodec) ( vlc_object_t *p_object );
static picture_t *Process( filter_t *p_filter, picture_t *p_pic );
+static picture_t *Deinterlace( filter_t *p_filter, picture_t *p_pic );
/*****************************************************************************
* filter_sys_t : filter descriptor
p_pic->pf_release( p_pic );
return p_pic_dst;
}
+
+/*****************************************************************************
+ * OpenDeinterlace: probe the filter and return score
+ *****************************************************************************/
+int E_(OpenDeinterlace)( vlc_object_t *p_this )
+{
+ filter_t *p_filter = (filter_t*)p_this;
+ filter_sys_t *p_sys;
+
+ /* Check if we can handle that formats */
+ if( E_(GetFfmpegChroma)( p_filter->fmt_in.video.i_chroma ) < 0 )
+ {
+ return VLC_EGENERIC;
+ }
+
+ /* Allocate the memory needed to store the decoder's structure */
+ if( ( p_filter->p_sys = p_sys =
+ (filter_sys_t *)malloc(sizeof(filter_sys_t)) ) == NULL )
+ {
+ msg_Err( p_filter, "out of memory" );
+ return VLC_EGENERIC;
+ }
+
+ /* Misc init */
+ p_sys->i_src_ffmpeg_chroma =
+ E_(GetFfmpegChroma)( p_filter->fmt_in.video.i_chroma );
+ p_filter->pf_video_filter = Deinterlace;
+
+ msg_Dbg( p_filter, "deinterlacing" );
+
+ /* libavcodec needs to be initialized for some chroma conversions */
+ E_(InitLibavcodec)(p_this);
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * CloseDeinterlace: clean up the filter
+ *****************************************************************************/
+void E_(CloseDeinterlace)( vlc_object_t *p_this )
+{
+ filter_t *p_filter = (filter_t*)p_this;
+ filter_sys_t *p_sys = p_filter->p_sys;
+
+ if( p_sys->p_rsc ) img_resample_close( p_sys->p_rsc );
+
+ avpicture_free( &p_sys->tmp_pic );
+
+ free( p_sys );
+}
+
+/*****************************************************************************
+ * Do the processing here
+ *****************************************************************************/
+static picture_t *Deinterlace( filter_t *p_filter, picture_t *p_pic )
+{
+ filter_sys_t *p_sys = p_filter->p_sys;
+ AVPicture src_pic, dest_pic;
+ picture_t *p_pic_dst;
+ int i;
+
+ /* Request output picture */
+ p_pic_dst = p_filter->pf_vout_buffer_new( p_filter );
+ if( !p_pic_dst )
+ {
+ msg_Warn( p_filter, "can't get output picture" );
+ return NULL;
+ }
+
+ /* Prepare the AVPictures for the conversion */
+ for( i = 0; i < p_pic->i_planes; i++ )
+ {
+ src_pic.data[i] = p_pic->p[i].p_pixels;
+ src_pic.linesize[i] = p_pic->p[i].i_pitch;
+ }
+ for( i = 0; i < p_pic_dst->i_planes; i++ )
+ {
+ dest_pic.data[i] = p_pic_dst->p[i].p_pixels;
+ dest_pic.linesize[i] = p_pic_dst->p[i].i_pitch;
+ }
+
+ avpicture_deinterlace( &dest_pic, &src_pic, p_sys->i_src_ffmpeg_chroma,
+ p_filter->fmt_in.video.i_width,
+ p_filter->fmt_in.video.i_height );
+
+ p_pic_dst->date = p_pic->date;
+ p_pic_dst->b_force = p_pic->b_force;
+ p_pic_dst->i_nb_fields = p_pic->i_nb_fields;
+ p_pic_dst->b_progressive = VLC_TRUE;
+ p_pic_dst->b_top_field_first = p_pic->b_top_field_first;
+
+ p_pic->pf_release( p_pic );
+ return p_pic_dst;
+}
id->p_decoder->p_module = 0;
return VLC_EGENERIC;
}
- id->p_encoder->fmt_in.audio.i_format = id->p_encoder->fmt_in.audio.i_codec;
+ id->p_encoder->fmt_in.audio.i_format = id->p_encoder->fmt_in.i_codec;
/* Check if we need a filter for chroma conversion or resizing */
if( id->p_decoder->fmt_out.i_codec !=
id->b_transcode = VLC_FALSE;
}
+ /* Deinterlace */
+ if( p_stream->p_sys->b_deinterlace )
+ {
+ id->pp_filter[id->i_filter] =
+ vlc_object_create( p_stream, VLC_OBJECT_FILTER );
+ vlc_object_attach( id->pp_filter[id->i_filter], p_stream );
+
+ id->pp_filter[id->i_filter]->pf_vout_buffer_new =
+ video_new_buffer;
+ id->pp_filter[id->i_filter]->pf_vout_buffer_del =
+ video_del_buffer;
+
+ id->pp_filter[id->i_filter]->fmt_in = id->p_decoder->fmt_out;
+ id->pp_filter[id->i_filter]->fmt_out = id->p_decoder->fmt_out;
+ id->pp_filter[id->i_filter]->p_module =
+ module_Need( id->pp_filter[id->i_filter],
+ "video filter2", "deinterlace", 0 );
+ if( id->pp_filter[id->i_filter]->p_module ) id->i_filter++;
+ else
+ {
+ msg_Dbg( p_stream, "no video filter found" );
+ vlc_object_detach( id->pp_filter[id->i_filter] );
+ vlc_object_destroy( id->pp_filter[id->i_filter] );
+ }
+ }
+
/* Check if we need a filter for chroma conversion or resizing */
if( id->p_decoder->fmt_out.video.i_chroma !=
id->p_encoder->fmt_in.video.i_chroma ||
p_sys->i_crop_top > 0 || p_sys->i_crop_bottom > 0 ||
p_sys->i_crop_left > 0 || p_sys->i_crop_right > 0 )
{
- id->pp_filter[0] =
+ id->pp_filter[id->i_filter] =
vlc_object_create( p_stream, VLC_OBJECT_FILTER );
- vlc_object_attach( id->pp_filter[0], p_stream );
-
- id->pp_filter[0]->pf_vout_buffer_new = video_new_buffer;
- id->pp_filter[0]->pf_vout_buffer_del = video_del_buffer;
-
- id->pp_filter[0]->fmt_in = id->p_decoder->fmt_out;
- id->pp_filter[0]->fmt_out = id->p_encoder->fmt_in;
- id->pp_filter[0]->p_module =
- module_Need( id->pp_filter[0], "video filter2", 0, 0 );
- if( id->pp_filter[0]->p_module ) id->i_filter++;
+ vlc_object_attach( id->pp_filter[id->i_filter], p_stream );
+
+ id->pp_filter[id->i_filter]->pf_vout_buffer_new =
+ video_new_buffer;
+ id->pp_filter[id->i_filter]->pf_vout_buffer_del =
+ video_del_buffer;
+
+ id->pp_filter[id->i_filter]->fmt_in = id->p_decoder->fmt_out;
+ id->pp_filter[id->i_filter]->fmt_out = id->p_encoder->fmt_in;
+ id->pp_filter[id->i_filter]->p_module =
+ module_Need( id->pp_filter[id->i_filter],
+ "video filter2", 0, 0 );
+ if( id->pp_filter[id->i_filter]->p_module ) id->i_filter++;
else
{
msg_Dbg( p_stream, "no video filter found" );
- vlc_object_detach( id->pp_filter[0] );
- vlc_object_destroy( id->pp_filter[0] );
+ vlc_object_detach( id->pp_filter[id->i_filter] );
+ vlc_object_destroy( id->pp_filter[id->i_filter] );
}
}
}
- /* Deinterlace */
- if( p_stream->p_sys->b_deinterlace )
- {
- }
-
/* Run filter chain */
for( i = 0; i < id->i_filter; i++ )
{