[ffvpx] Update ffvp9/ffvp8 to release 4.0.2

1 files changed, 8 insertions, 5 deletions

diff --git a/media/ffvpx/libavutil/pixdesc.h b/media/ffvpx/libavutil/pixdesc.h
index fc3737c4a..1ab372782 100644
--- a/media/ffvpx/libavutil/pixdesc.h
+++ b/media/ffvpx/libavutil/pixdesc.h
@@ -154,6 +154,14 @@ typedef struct AVPixFmtDescriptor {
  * in some cases be simpler. Or the data can be interpreted purely based on
  * the pixel format without using the palette.
  * An example of a pseudo-paletted format is AV_PIX_FMT_GRAY8
+ *
+ * @deprecated This flag is deprecated, and will be removed. When it is removed,
+ * the extra palette allocation in AVFrame.data[1] is removed as well. Only
+ * actual paletted formats (as indicated by AV_PIX_FMT_FLAG_PAL) will have a
+ * palette. Starting with FFmpeg versions which have this flag deprecated, the
+ * extra "pseudo" palette is already ignored, and API users are not required to
+ * allocate a palette for AV_PIX_FMT_FLAG_PSEUDOPAL formats (it was required
+ * before the deprecation, though).
  */
 #define AV_PIX_FMT_FLAG_PSEUDOPAL    (1 << 6)
 
@@ -225,11 +233,6 @@ enum AVPixelFormat av_pix_fmt_desc_get_id(const AVPixFmtDescriptor *desc);
  * Utility function to access log2_chroma_w log2_chroma_h from
  * the pixel format AVPixFmtDescriptor.
  *
- * See av_get_chroma_sub_sample() for a function that asserts a
- * valid pixel format instead of returning an error code.
- * Its recommended that you use avcodec_get_chroma_sub_sample unless
- * you do check the return code!
- *
  * @param[in]  pix_fmt the pixel format
  * @param[out] h_shift store log2_chroma_w (horizontal/width shift)
  * @param[out] v_shift store log2_chroma_h (vertical/height shift)