From 37f1a7d51d750f9bdf8bf6aba61f49bd9ae0565c Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <cehoyos@ag.or.at>
Date: Mon, 11 Jun 2012 10:57:23 +0200
Subject: [PATCH] Make png-in-mov QuickTime-compatible for more colour-spaces.
Reported and tested by ami_stuff.
See ticket #1191.
---
libavcodec/pngenc.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavcodec/pngenc.c b/libavcodec/pngenc.c
index c29435b1a85..7c9e8d5b3e0 100644
--- a/libavcodec/pngenc.c
+++ b/libavcodec/pngenc.c
@@ -242,10 +242,12 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
color_type = PNG_COLOR_TYPE_RGB;
break;
case PIX_FMT_RGBA:
+ avctx->bits_per_coded_sample = 32;
bit_depth = 8;
color_type = PNG_COLOR_TYPE_RGB_ALPHA;
break;
case PIX_FMT_RGB24:
+ avctx->bits_per_coded_sample = 24;
bit_depth = 8;
color_type = PNG_COLOR_TYPE_RGB;
break;
@@ -254,6 +256,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
color_type = PNG_COLOR_TYPE_GRAY;
break;
case PIX_FMT_GRAY8:
+ avctx->bits_per_coded_sample = 0x28;
bit_depth = 8;
color_type = PNG_COLOR_TYPE_GRAY;
break;
@@ -262,10 +265,12 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
color_type = PNG_COLOR_TYPE_GRAY_ALPHA;
break;
case PIX_FMT_MONOBLACK:
+ avctx->bits_per_coded_sample =
bit_depth = 1;
color_type = PNG_COLOR_TYPE_GRAY;
break;
case PIX_FMT_PAL8:
+ avctx->bits_per_coded_sample =
bit_depth = 8;
color_type = PNG_COLOR_TYPE_PALETTE;
break;
--
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