mirror of https://git.ffmpeg.org/ffmpeg.git
mpeg1enc: check input dimensions
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -495,6 +495,13 @@ av_cold int ff_MPV_encode_init(AVCodecContext *avctx)
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return -1;
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}
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if (s->codec_id == CODEC_ID_MPEG1VIDEO &&
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(avctx->width > 4095 ||
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avctx->height > 4095 )) {
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av_log(avctx, AV_LOG_ERROR, "MPEG-1 does not support resolutions above 4095x4095\n");
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return -1;
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}
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if ((s->flags & (CODEC_FLAG_INTERLACED_DCT | CODEC_FLAG_INTERLACED_ME)) &&
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s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG2VIDEO) {
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av_log(avctx, AV_LOG_ERROR, "interlacing not supported by codec\n");
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