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PNG 16-bit gray decoding support

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Originally committed as revision 6779 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2006-10-24 04:59:46 +00:00
parent 34380af0e1
commit ae912c5b62
1 changed files with 3 additions and 0 deletions
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3
libavcodec/png.c
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@ -567,6 +567,9 @@ static int decode_frame(AVCodecContext *avctx,
} else if (s->bit_depth == 8 &&
s->color_type == PNG_COLOR_TYPE_GRAY) {
avctx->pix_fmt = PIX_FMT_GRAY8;
} else if (s->bit_depth == 16 &&
s->color_type == PNG_COLOR_TYPE_GRAY) {
avctx->pix_fmt = PIX_FMT_GRAY16BE;
} else if (s->bit_depth == 1 &&
s->color_type == PNG_COLOR_TYPE_GRAY) {
avctx->pix_fmt = PIX_FMT_MONOBLACK;