diff options
| -rw-r--r-- | gst/isomp4/qtdemux.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gst/isomp4/qtdemux.c b/gst/isomp4/qtdemux.c index 9e15439c2..6ede64bf3 100644 --- a/gst/isomp4/qtdemux.c +++ b/gst/isomp4/qtdemux.c @@ -14507,12 +14507,24 @@ qtdemux_video_caps (GstQTDemux * qtdemux, QtDemuxStream * stream, caps = gst_caps_new_simple ("video/x-prores", "variant", G_TYPE_STRING, "4444", NULL); + + /* 24 bits per sample = an alpha channel is coded but image is always opaque */ + if (entry->bits_per_sample > 0) { + gst_caps_set_simple (caps, "depth", G_TYPE_INT, entry->bits_per_sample, + NULL); + } break; case FOURCC_ap4x: _codec ("Apple ProRes 4444 XQ"); caps = gst_caps_new_simple ("video/x-prores", "variant", G_TYPE_STRING, "4444xq", NULL); + + /* 24 bits per sample = an alpha channel is coded but image is always opaque */ + if (entry->bits_per_sample > 0) { + gst_caps_set_simple (caps, "depth", G_TYPE_INT, entry->bits_per_sample, + NULL); + } break; case FOURCC_cfhd: _codec ("GoPro CineForm"); |