vd_lavc: add ProRes RAW to the list of default hwdec codecs

Unlike all other codecs, ProRes RAW is pretty much guaranteed to be slow
as hell on the CPU, always having thousands of tiles. And even on a very
slow GPU, a CPU decode won't be anywhere near to usable to make a difference.

DOCS/man/options.rst

@@ -1834,7 +1834,7 @@ Video
     You can get the list of allowed codecs with ``mpv --vd=help``. Remove the
     prefix, e.g. instead of ``lavc:h264`` use ``h264``.
 
-    By default, this is set to ``h264,vc1,hevc,vp8,vp9,av1,prores,ffv1``. Note that
+    By default, this is set to ``h264,vc1,hevc,vp8,vp9,av1,prores,prores_raw,ffv1``. Note that
     the hardware acceleration special codecs like ``h264_vdpau`` are not
     relevant anymore, and in fact have been removed from FFmpeg in this form.
 

video/decode/vd_lavc.c

@@ -165,7 +165,7 @@ const struct m_sub_options hwdec_conf = {
     .defaults = &(const struct hwdec_opts){
         .software_fallback = 3,
         .hwdec_api = (char *[]){"no", NULL,},
-        .hwdec_codecs = "h264,vc1,hevc,vp8,vp9,av1,prores,ffv1",
+        .hwdec_codecs = "h264,vc1,hevc,vp8,vp9,av1,prores,prores_raw,ffv1",
         // Maximum number of surfaces the player wants to buffer. This number
         // might require adjustment depending on whatever the player does;
         // for example, if vo_gpu increases the number of reference surfaces for