From 9d2a06951928d6fd35cc5effaa702a0e91b17744 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 30 Nov 2004 21:50:16 +0000 Subject: raw rgb flip fix Originally committed as revision 3724 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/raw.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'libavcodec/raw.c') diff --git a/libavcodec/raw.c b/libavcodec/raw.c index 9128b1d548..957a809d8b 100644 --- a/libavcodec/raw.c +++ b/libavcodec/raw.c @@ -106,6 +106,13 @@ static int raw_init_decoder(AVCodecContext *avctx) return 0; } +static void flip(AVCodecContext *avctx, AVPicture * picture){ + if(!avctx->codec_tag && avctx->bits_per_sample && picture->linesize[1]==0){ + picture->data[0] += picture->linesize[0] * (avctx->height-1); + picture->linesize[0] *= -1; + } +} + static int raw_decode(AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size) @@ -118,6 +125,7 @@ static int raw_decode(AVCodecContext *avctx, /* Early out without copy if packet size == frame size */ if (buf_size == context->length && context->p == context->buffer) { avpicture_fill(picture, buf, avctx->pix_fmt, avctx->width, avctx->height); + flip(avctx, picture); *data_size = sizeof(AVPicture); return buf_size; } @@ -132,6 +140,7 @@ static int raw_decode(AVCodecContext *avctx, memcpy(context->p, buf, bytesNeeded); context->p = context->buffer; avpicture_fill(picture, context->buffer, avctx->pix_fmt, avctx->width, avctx->height); + flip(avctx, picture); *data_size = sizeof(AVPicture); return bytesNeeded; } -- cgit v1.2.3