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@ -101,6 +101,11 @@ typedef struct { |
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int extradata_size; |
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} MXFDescriptor; |
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typedef struct { |
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UID uid; |
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enum MXFMetadataSetType type; |
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} MXFIndexTableSegment; |
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typedef struct { |
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UID uid; |
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enum MXFMetadataSetType type; |
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@ -300,6 +305,7 @@ static int mxf_read_packet(AVFormatContext *s, AVPacket *pkt) |
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if (klv_read_packet(&klv, s->pb) < 0) |
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return -1; |
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PRINT_KEY(s, "read packet", klv.key); |
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dprintf(s, "size %lld offset %#llx\n", klv.length, klv.offset); |
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if (IS_KLV_KEY(klv.key, mxf_encrypted_triplet_key)) { |
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int res = mxf_decrypt_triplet(s, pkt, &klv); |
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if (res < 0) { |
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@ -496,6 +502,19 @@ static int mxf_read_source_package(MXFPackage *package, ByteIOContext *pb, int t |
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return 0; |
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} |
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static int mxf_read_index_table_segment(MXFIndexTableSegment *segment, ByteIOContext *pb, int tag) |
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{ |
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switch(tag) { |
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case 0x3F05: dprintf(NULL, "EditUnitByteCount %d\n", get_be32(pb)); break; |
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case 0x3F06: dprintf(NULL, "IndexSID %d\n", get_be32(pb)); break; |
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case 0x3F07: dprintf(NULL, "BodySID %d\n", get_be32(pb)); break; |
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case 0x3F0B: dprintf(NULL, "IndexEditRate %d/%d\n", get_be32(pb), get_be32(pb)); break; |
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case 0x3F0C: dprintf(NULL, "IndexStartPosition %lld\n", get_be64(pb)); break; |
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case 0x3F0D: dprintf(NULL, "IndexDuration %lld\n", get_be64(pb)); break; |
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} |
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return 0; |
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} |
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static void mxf_read_pixel_layout(ByteIOContext *pb, MXFDescriptor *descriptor) |
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{ |
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int code; |
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@ -837,6 +856,7 @@ static const MXFMetadataReadTableEntry mxf_metadata_read_table[] = { |
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{ { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3A,0x00 }, mxf_read_track, sizeof(MXFTrack), Track }, /* Static Track */ |
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{ { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3B,0x00 }, mxf_read_track, sizeof(MXFTrack), Track }, /* Generic Track */ |
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{ { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x04,0x01,0x02,0x02,0x00,0x00 }, mxf_read_cryptographic_context, sizeof(MXFCryptoContext), CryptoContext }, |
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{ { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x10,0x01,0x00 }, mxf_read_index_table_segment, sizeof(MXFIndexTableSegment), IndexTableSegment }, |
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{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, NULL, 0, AnyType }, |
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}; |
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@ -854,6 +874,7 @@ static int mxf_read_local_tags(MXFContext *mxf, KLVPacket *klv, int (*read_child |
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uint64_t next = url_ftell(pb) + size; |
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UID uid = {0}; |
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dprintf(mxf->fc, "local tag %#04X size %d\n", tag, size); |
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if (!size) { /* ignore empty tag, needed for some files with empty UMID tag */ |
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av_log(mxf->fc, AV_LOG_ERROR, "local tag 0x%04X with 0 size\n", tag); |
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continue; |
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@ -897,6 +918,7 @@ static int mxf_read_header(AVFormatContext *s, AVFormatParameters *ap) |
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if (klv_read_packet(&klv, s->pb) < 0) |
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return -1; |
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PRINT_KEY(s, "read header", klv.key); |
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dprintf(s, "size %lld offset %#llx\n", klv.length, klv.offset); |
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if (IS_KLV_KEY(klv.key, mxf_encrypted_triplet_key) || |
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IS_KLV_KEY(klv.key, mxf_essence_element_key)) { |
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/* FIXME avoid seek */ |
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