avcodec: unify interface for video acceleration

modules/codec/avcodec/dxva2.c

@@ -496,8 +496,12 @@ static void Close(vlc_va_t *external)
     free(va);
 }
 
-vlc_va_t *vlc_va_NewDxva2(vlc_object_t *log, int codec_id)
+vlc_va_t *vlc_va_New(vlc_object_t *log, int pixfmt, int codec_id,
+                     const es_format_t *fmt)
 {
+    if( pixfmt != PIX_FMT_DXVA2_VLD )
+        return NULL;
+
     vlc_va_dxva2_t *va = calloc(1, sizeof(*va));
     if (!va)
         return NULL;
@@ -505,6 +509,7 @@ vlc_va_t *vlc_va_NewDxva2(vlc_object_t *log, int codec_id)
     /* */
     va->log = log;
     va->codec_id = codec_id;
+    (void) fmt;
 
     /* Load dll*/
     va->hd3d9_dll = LoadLibrary(TEXT("D3D9.DLL"));

modules/codec/avcodec/va.h

@@ -58,9 +58,6 @@ static inline void vlc_va_Delete(vlc_va_t *va)
     va->close(va);
 }
 
-vlc_va_t *vlc_va_NewVaapi(vlc_object_t *obj, int codec_id);
-vlc_va_t *vlc_va_NewDxva2(vlc_object_t *log, int codec_id);
-vlc_va_t *vlc_va_NewVDA( vlc_object_t *log, int i_codec_id,void *p_extra, int i_extra);
+vlc_va_t *vlc_va_New(vlc_object_t *, int pix, int codec, const es_format_t *);
 
 #endif
-

modules/codec/avcodec/vaapi.c

@@ -506,8 +506,13 @@ static void Delete( vlc_va_t *p_external )
 }
 
 /* */
-vlc_va_t *vlc_va_NewVaapi( vlc_object_t *obj, int i_codec_id )
+vlc_va_t *vlc_va_New( vlc_object_t *obj, int pixfmt, int i_codec_id,
+                      const es_format_t *fmt )
 {
+    /* Only VLD supported */
+    if( pixfmt != PIX_FMT_VAAPI_VLD )
+        return NULL;
+
     if( !vlc_xlib_init( obj ) )
     {
         msg_Warn( obj, "Ignoring VA API" );
@@ -519,6 +524,7 @@ vlc_va_t *vlc_va_NewVaapi( vlc_object_t *obj, int i_codec_id )
         return NULL;
 
     p_va->log = obj;
+    (void) fmt;
 
     if( Open( p_va, i_codec_id ) )
     {

modules/codec/avcodec/vda.c

@@ -44,7 +44,7 @@ typedef struct
     vlc_va_t            va;
     struct vda_context  hw_ctx;
 
-    uint8_t             *p_extradata;
+    const uint8_t       *p_extradata;
     int                 i_extradata;
 
     vlc_fourcc_t        i_chroma;
@@ -242,12 +242,13 @@ static void Close( vlc_va_t *p_external )
     free( p_va );
 }
 
-vlc_va_t *vlc_va_NewVDA( vlc_object_t *p_log, int i_codec_id, void *p_extra, int i_extra )
+vlc_va_t *vlc_va_New( vlc_object_t *p_log, int pixfmt, int i_codec_id,
+                      const es_format_t *fmt )
 {
-    if( i_codec_id != CODEC_ID_H264 )
+    if( pixfmt != PIX_FMT_VDA_VLD || i_codec_id != CODEC_ID_H264 )
         return NULL;
 
-    if( !p_extra || i_extra < 7 )
+    if( fmt->p_extra == NULL || fmt->i_extra < 7 )
     {
         msg_Warn( p_log, "VDA requires extradata." );
         return NULL;
@@ -258,8 +259,8 @@ vlc_va_t *vlc_va_NewVDA( vlc_object_t *p_log, int i_codec_id, void *p_extra, int
         return NULL;
 
     p_va->p_log = p_log;
-    p_va->p_extradata = p_extra;
-    p_va->i_extradata = i_extra;
+    p_va->p_extradata = fmt->p_extra;
+    p_va->i_extradata = fmt->i_extra;
 
     p_va->va.setup = Setup;
     p_va->va.get = Get;

modules/codec/avcodec/video.c

@@ -1144,31 +1144,7 @@ static enum PixelFormat ffmpeg_GetFormat( AVCodecContext *p_context,
         msg_Dbg( p_dec, "Available decoder output format %d (%s)", pi_fmt[i],
                  name ? name : "unknown" );
 
-        vlc_va_t *p_va = NULL;
-#ifdef HAVE_AVCODEC_VAAPI
-        /* Only VLD supported */
-        if( pi_fmt[i] == PIX_FMT_VAAPI_VLD )
-        {
-            msg_Dbg( p_dec, "Trying VA API" );
-            p_va = vlc_va_NewVaapi( VLC_OBJECT(p_dec), p_sys->i_codec_id );
-        }
-#endif
-
-#ifdef HAVE_AVCODEC_DXVA2
-        if( pi_fmt[i] == PIX_FMT_DXVA2_VLD )
-        {
-            msg_Dbg( p_dec, "Trying DXVA2" );
-            p_va = vlc_va_NewDxva2( VLC_OBJECT(p_dec), p_sys->i_codec_id );
-        }
-#endif
-
-#ifdef HAVE_AVCODEC_VDA
-        if( pi_fmt[i] == PIX_FMT_VDA_VLD )
-        {
-            msg_Dbg( p_dec, "Trying VDA" );
-            p_va = vlc_va_NewVDA( VLC_OBJECT(p_dec), p_sys->i_codec_id, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
-        }
-#endif
+        vlc_va_t *p_va = vlc_va_New( VLC_OBJECT(p_dec), pi_fmt[i], p_sys->i_codec_id, &p_dec->fmt_in );
         if( p_va == NULL )
         {
             msg_Dbg( p_dec, "acceleration not available" );