Qt: seek slider simplifications

[vlc] / include / vlc_picture.h

diff --git a/include/vlc_picture.h b/include/vlc_picture.h
index c16ceddb1ff060a6832c85f6cfd0a0c0dd624d9d..156b9c2360641de7865dd3febc9ef0d6ef57e9c2 100644 (file)
--- a/include/vlc_picture.h
+++ b/include/vlc_picture.h
@@ -114,7 +114,7 @@ struct picture_t
  * with picture_Hold and picture_Release. This default management will release
  * p_sys, p_q, p_data_orig fields if non NULL.
  */
-VLC_EXPORT( picture_t *, picture_New, ( vlc_fourcc_t i_chroma, int i_width, int i_height, int i_sar_num, int i_sar_den ) );
+VLC_EXPORT( picture_t *, picture_New, ( vlc_fourcc_t i_chroma, int i_width, int i_height, int i_sar_num, int i_sar_den ) LIBVLC_USED );
 
 /**
  * This function will create a new picture using the given format.
@@ -122,7 +122,7 @@ VLC_EXPORT( picture_t *, picture_New, ( vlc_fourcc_t i_chroma, int i_width, int
  * When possible, it is preferred to use this function over picture_New
  * as more information about the format is kept.
  */
-VLC_EXPORT( picture_t *, picture_NewFromFormat, ( const video_format_t *p_fmt ) );
+VLC_EXPORT( picture_t *, picture_NewFromFormat, ( const video_format_t *p_fmt ) LIBVLC_USED );
 
 /**
  * Resource for a picture.
@@ -148,7 +148,7 @@ typedef struct
  *
  * If the resource is NULL then a plain picture_NewFromFormat is returned.
  */
-VLC_EXPORT( picture_t *, picture_NewFromResource, ( const video_format_t *, const picture_resource_t * ) );
+VLC_EXPORT( picture_t *, picture_NewFromResource, ( const video_format_t *, const picture_resource_t * ) LIBVLC_USED );
 
 /**
  * This function will force the destruction a picture.
@@ -220,7 +220,7 @@ static inline void picture_CopyProperties( picture_t *p_dst, const picture_t *p_
 }
 
 /**
- * This function will reset a picture informations (properties and quantizers).
+ * This function will reset a picture information (properties and quantizers).
  * It is sometimes useful for reusing pictures (like from a pool).
  */
 VLC_EXPORT( void, picture_Reset, ( picture_t * ) );
@@ -279,6 +279,19 @@ VLC_EXPORT( int, picture_Export, ( vlc_object_t *p_obj, block_t **pp_image, vide
  */
 VLC_EXPORT( int, picture_Setup, ( picture_t *, vlc_fourcc_t i_chroma, int i_width, int i_height, int i_sar_num, int i_sar_den ) );
 
+
+/**
+ * This function will blend a given subpicture onto a picture.
+ *
+ * The subpicture and all its region must:
+ *  - be absolute.
+ *  - not be ephemere.
+ *  - not have the fade flag.
+ *  - contains only picture (no text rendering).
+ */
+VLC_EXPORT( void, picture_BlendSubpicture, ( picture_t *, filter_t *p_blend, subpicture_t * ) );
+
+
 /*****************************************************************************
  * Flags used to describe the status of a picture
  *****************************************************************************/