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ffmpeg.wasm-core
Commit 37f1a7d5 authored by Carl Eugen Hoyos's avatar Carl Eugen Hoyos
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Make png-in-mov QuickTime-compatible for more colour-spaces. 

Reported and tested by ami_stuff.

See ticket #1191.
parent 20e46aaf
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libavcodec/pngenc.c
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......@@ -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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