Fix internal buffer size for 2bpp and 4bpp raw video.

This commit is contained in:
Carl Eugen Hoyos 2011-07-01 02:34:33 +02:00
parent a09918335f
commit dec126a932

View File

@ -103,13 +103,15 @@ static av_cold int raw_init_decoder(AVCodecContext *avctx)
}
ff_set_systematic_pal2(context->palette, avctx->pix_fmt);
context->length = avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height);
if((avctx->bits_per_coded_sample == 4 || avctx->bits_per_coded_sample == 2) &&
avctx->pix_fmt==PIX_FMT_PAL8 &&
(!avctx->codec_tag || avctx->codec_tag == MKTAG('r','a','w',' '))){
context->length = avpicture_get_size(avctx->pix_fmt, (avctx->width+3)&~3, avctx->height);
context->buffer = av_malloc(context->length);
if (!context->buffer)
return -1;
} else {
context->length = avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height);
}
context->pic.pict_type = AV_PICTURE_TYPE_I;
context->pic.key_frame = 1;