From acca56d9629b7fc158ce188190d22314c3d92c39 Mon Sep 17 00:00:00 2001
From: Vignesh Venkatasubramanian <vigneshv-at-google.com@ffmpeg.org>
Date: Thu, 30 Jun 2016 16:16:31 -0700
Subject: libvpx: Enable vp9 alpha encoding

Chrome canary now supports decoding of VP9 streams with alpha
channel [1]. Add support to ffmpeg for creating such files.

[1] https://codereview.chromium.org/2096813002/

Reviewed-by: James Zern <jzern@google.com>
Signed-off-by: Vignesh Venkatasubramanian <vigneshv@google.com>
---
 libavcodec/libvpxenc.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'libavcodec/libvpxenc.c')

diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c
index 4ea932d779..c5b1b86190 100644
--- a/libavcodec/libvpxenc.c
+++ b/libavcodec/libvpxenc.c
@@ -284,6 +284,7 @@ static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps,
 #endif
     switch (avctx->pix_fmt) {
     case AV_PIX_FMT_YUV420P:
+    case AV_PIX_FMT_YUVA420P:
         enccfg->g_profile = 0;
         *img_fmt = VPX_IMG_FMT_I420;
         return 0;
-- 
cgit v1.2.3