avformat/ffmdec: Check media type for chunks
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e706e2e775
)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
@@ -388,7 +388,7 @@ static int ffm2_read_header(AVFormatContext *s)
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}
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break;
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case MKBETAG('S', 'T', 'V', 'I'):
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if (f_stvi++) {
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if (f_stvi++ || codec->codec_type != AVMEDIA_TYPE_VIDEO) {
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ret = AVERROR(EINVAL);
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goto fail;
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}
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@@ -452,7 +452,7 @@ static int ffm2_read_header(AVFormatContext *s)
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codec->refs = avio_rb32(pb);
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break;
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case MKBETAG('S', 'T', 'A', 'U'):
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if (f_stau++) {
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if (f_stau++ || codec->codec_type != AVMEDIA_TYPE_AUDIO) {
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ret = AVERROR(EINVAL);
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goto fail;
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}
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@@ -481,7 +481,7 @@ static int ffm2_read_header(AVFormatContext *s)
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}
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break;
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case MKBETAG('S', '2', 'V', 'I'):
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if (f_stvi++ || !size) {
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if (f_stvi++ || !size || codec->codec_type != AVMEDIA_TYPE_VIDEO) {
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ret = AVERROR(EINVAL);
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goto fail;
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}
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@@ -496,7 +496,7 @@ static int ffm2_read_header(AVFormatContext *s)
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goto fail;
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break;
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case MKBETAG('S', '2', 'A', 'U'):
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if (f_stau++ || !size) {
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if (f_stau++ || !size || codec->codec_type != AVMEDIA_TYPE_AUDIO) {
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ret = AVERROR(EINVAL);
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goto fail;
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}
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