[FFmpeg-devel] [PATCH] fftools/ffplay: 240M matrix is not the same as BT.601

Valerii Zapodovnikov val.zapod.vz at gmail.com
Mon Jun 7 11:02:23 EEST 2021


Signed-off-by: Valerii Zapodovnikov <val.zapod.vz at gmail.com>
---
 fftools/ffplay.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fftools/ffplay.c b/fftools/ffplay.c
index 0be1d90bf9..53bd9362fa 100644
--- a/fftools/ffplay.c
+++ b/fftools/ffplay.c
@@ -963,12 +963,12 @@ static void set_sdl_yuv_conversion_mode(AVFrame *frame)
     if (frame && (frame->format == AV_PIX_FMT_YUV420P || frame->format == AV_PIX_FMT_YUYV422 || frame->format == AV_PIX_FMT_UYVY422)) {
         if (frame->color_range == AVCOL_RANGE_JPEG)
             mode = SDL_YUV_CONVERSION_JPEG;
-        else if (frame->colorspace == AVCOL_SPC_BT709)
+        else if (frame->colorspace == AVCOL_SPC_BT709) /* FIXME: sometimes it selects this even for BT.601 matrix, see issue 8862 */
             mode = SDL_YUV_CONVERSION_BT709;
-        else if (frame->colorspace == AVCOL_SPC_BT470BG || frame->colorspace == AVCOL_SPC_SMPTE170M || frame->colorspace == AVCOL_SPC_SMPTE240M)
+        else if (frame->colorspace == AVCOL_SPC_BT470BG || frame->colorspace == AVCOL_SPC_SMPTE170M)
             mode = SDL_YUV_CONVERSION_BT601;
     }
-    SDL_SetYUVConversionMode(mode);
+    SDL_SetYUVConversionMode(mode); /* FIXME: no support for linear transfer */
 #endif
 }
 
-- 
2.30.2



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