From 4d4188830048492520147b321d0bd3526bb414a7 Mon Sep 17 00:00:00 2001 From: Baptiste Coudurier Date: Sun, 31 Aug 2008 02:41:31 +0000 Subject: [PATCH] correctly write codec ul, mpeg-2 needs profile and level to be set Originally committed as revision 15094 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/mxfenc.c | 71 ++++++++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 61 insertions(+), 10 deletions(-) diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c index 5e16a2b..46f2eb7 100644 --- a/libavformat/mxfenc.c +++ b/libavformat/mxfenc.c @@ -41,20 +41,25 @@ typedef struct { typedef struct { UID track_essence_element_key; const UID *essence_container_ul; + const UID *codec_ul; } MXFStreamContext; typedef struct { UID container_ul; UID element_ul; + UID codec_ul; enum CodecID id; } MXFContainerEssencePair; static const MXFContainerEssencePair mxf_essence_container_uls[] = { { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x60,0x01 }, - { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 }, CODEC_ID_MPEG2VIDEO }, + { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 }, + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 }, CODEC_ID_MPEG2VIDEO }, { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x01,0x00 }, - { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x01,0x00 }, CODEC_ID_PCM_S16LE }, + { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x01,0x00 }, + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 }, CODEC_ID_PCM_S16LE }, { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, + { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, CODEC_ID_NONE }, }; @@ -586,6 +591,9 @@ static void mxf_write_generic_desc(ByteIOContext *pb, const MXFDescriptorWriteTa mxf_write_local_tag(pb, 16, 0x3004); put_buffer(pb, *sc->essence_container_ul, 16); + + mxf_write_local_tag(pb, 16, 0x3201); + put_buffer(pb, *sc->codec_ul, 16); } static void mxf_write_mpegvideo_desc(AVFormatContext *s, const MXFDescriptorWriteTableEntry *desc_tbl, AVStream *st) @@ -603,10 +611,6 @@ static void mxf_write_mpegvideo_desc(AVFormatContext *s, const MXFDescriptorWrit mxf_write_local_tag(pb, 8, 0x320E); put_be32(pb, st->codec->height * st->sample_aspect_ratio.den); put_be32(pb, st->codec->width * st->sample_aspect_ratio.num); - - // tmp write, will modified later - mxf_write_local_tag(pb, 16, 0x3201); - put_buffer(pb, ff_mxf_codec_uls->uid, 16); } static void mxf_write_wav_desc(AVFormatContext *s, const MXFDescriptorWriteTableEntry *desc_tbl, AVStream *st) @@ -625,10 +629,6 @@ static void mxf_write_wav_desc(AVFormatContext *s, const MXFDescriptorWriteTable mxf_write_local_tag(pb, 4, 0x3D01); put_be32(pb, st->codec->bits_per_sample); - - // tmp write, will modified later - mxf_write_local_tag(pb, 16, 0x3201); - put_buffer(pb, (ff_mxf_codec_uls + 8)->uid, 16); } static const MXFDescriptorWriteTableEntry mxf_descriptor_write_table[] = { @@ -713,6 +713,41 @@ static void mxf_write_partition(AVFormatContext *s, int64_t byte_position, int b mxf_write_essence_container_refs(s); } +static const UID mxf_mpeg2_codec_uls[] = { + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x10,0x00 }, // MP-ML I-Frame + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, // MP-ML Long GOP + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x02,0x00 }, // 422P-ML I-Frame + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x03,0x00 }, // 422P-ML Long GOP + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x02,0x00 }, // MP-HL I-Frame + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, // MP-HL Long GOP + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, // 422P-HL I-Frame + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x03,0x00 }, // 422P-HL Long GOP +}; + +static const UID *mxf_get_mpeg2_codec_ul(AVCodecContext *avctx) +{ + if (avctx->profile == 4) { // Main + if (avctx->level == 8) // Main + return avctx->gop_size ? + &mxf_mpeg2_codec_uls[1] : + &mxf_mpeg2_codec_uls[0]; + else if (avctx->level == 4) // High + return avctx->gop_size ? + &mxf_mpeg2_codec_uls[5] : + &mxf_mpeg2_codec_uls[4]; + } else if (avctx->profile == 0) { // 422 + if (avctx->level == 5) // Main + return avctx->gop_size ? + &mxf_mpeg2_codec_uls[3] : + &mxf_mpeg2_codec_uls[2]; + else if (avctx->level == 2) // High + return avctx->gop_size ? + &mxf_mpeg2_codec_uls[7] : + &mxf_mpeg2_codec_uls[6]; + } + return NULL; +} + static int mux_write_header(AVFormatContext *s) { MXFContext *mxf = s->priv_data; @@ -739,6 +774,22 @@ static int mux_write_header(AVFormatContext *s) "codec not currently supported in container\n", i); return -1; } + + if (st->codec->codec_id == CODEC_ID_MPEG2VIDEO) { + if (st->codec->profile == FF_PROFILE_UNKNOWN || + st->codec->level == FF_LEVEL_UNKNOWN) { + av_log(s, AV_LOG_ERROR, "track %d: profile and level must be set for mpeg-2\n", i); + return -1; + } + sc->codec_ul = mxf_get_mpeg2_codec_ul(st->codec); + if (!sc->codec_ul) { + av_log(s, AV_LOG_ERROR, "track %d: could not find codec ul for mpeg-2, " + "unsupported profile/level\n", i); + return -1; + } + } else + sc->codec_ul = &mxf_essence_container_uls[index].codec_ul; + if (!present[index]) { mxf->essence_containers_indices[mxf->essence_container_count++] = index; present[index] = 1; -- 2.7.4