@@ -2704,6 +2704,10 @@ static int decode_slice_header(H264Context *h, H264Context *h0){

             default:

                 if (CHROMA444){

                     s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ444P : PIX_FMT_YUV444P;

+                    if (s->avctx->colorspace == AVCOL_SPC_RGB) {

+                       s->avctx->pix_fmt = PIX_FMT_GBR24P;

+                       av_log(h->s.avctx, AV_LOG_DEBUG, "Detected GBR colorspace.\n");

+                    }

                 }else if (CHROMA422) {

                     s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ422P : PIX_FMT_YUV422P;

                 }else{

@@ -988,6 +988,15 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {

             {0,1,2,0,7},        /* A */

         },

     },

+    [PIX_FMT_GBR24P] = {

+        .name = "gbr24p",

+        .nb_components= 3,

+        .comp = {

+            {0,1,1,0,7},        /* G */

+            {1,1,1,0,7},        /* B */

+            {2,1,1,0,7},        /* R */

+        },

+    },

 };

 static enum PixelFormat get_pix_fmt_internal(const char *name)

@@ -154,6 +154,7 @@ enum PixelFormat {

     PIX_FMT_RGBA64LE,  ///< packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is stored as little-endian

     PIX_FMT_BGRA64BE,  ///< packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is stored as big-endian

     PIX_FMT_BGRA64LE,  ///< packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is stored as little-endian

+    PIX_FMT_GBR24P,    ///< planar GBR, 24bpp, 8G, 8B, 8R.

     PIX_FMT_NB,        ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions

 };