X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fmxfenc.c;h=995e4112735a2f916ca8badbb69c4c58468fd501;hb=15ec0450b4ae891f3e6ababa03c777a4443b94ca;hp=d225114c24b9e388be5697fd6b3d59ce37888876;hpb=40284e9c8b5bad2947d3121b7763cda67eb6aab1;p=ffmpeg diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c index d225114c24b..995e4112735 100644 --- a/libavformat/mxfenc.c +++ b/libavformat/mxfenc.c @@ -3,20 +3,20 @@ * Copyright (c) 2008 GUCAS, Zhentan Feng * Copyright (c) 2008 Baptiste Coudurier * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * FFmpeg is distributed in the hope that it will be useful, + * Libav is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -35,16 +35,17 @@ #include #include -#include "libavutil/fifo.h" +#include "libavutil/random_seed.h" #include "libavcodec/bytestream.h" #include "audiointerleave.h" #include "avformat.h" +#include "internal.h" #include "mxf.h" static const int NTSC_samples_per_frame[] = { 1602, 1601, 1602, 1601, 1602, 0 }; static const int PAL_samples_per_frame[] = { 1920, 0 }; -AVOutputFormat mxf_d10_muxer; +extern AVOutputFormat ff_mxf_d10_muxer; #define EDIT_UNITS_PER_BODY 250 #define KAG_SIZE 512 @@ -58,34 +59,36 @@ typedef struct { uint8_t flags; uint64_t offset; unsigned slice_offset; ///< offset of audio slice + uint16_t temporal_ref; } MXFIndexEntry; typedef struct { AudioInterleaveContext aic; UID track_essence_element_key; - int index; ///< index in mxf_essence_container_uls table + int index; ///< index in mxf_essence_container_uls table const UID *codec_ul; - int order; ///< interleaving order if dts are equal - int interlaced; ///< wether picture is interlaced + int order; ///< interleaving order if dts are equal + int interlaced; ///< whether picture is interlaced int temporal_reordering; AVRational aspect_ratio; ///< display aspect ratio + int closed_gop; ///< gop is closed, used in mpeg-2 frame parsing } MXFStreamContext; typedef struct { UID container_ul; UID element_ul; UID codec_ul; - void (*write_desc)(); + void (*write_desc)(AVFormatContext *, AVStream *); } MXFContainerEssenceEntry; static const struct { - enum CodecID id; + enum AVCodecID id; int index; } mxf_essence_mappings[] = { - { CODEC_ID_MPEG2VIDEO, 0 }, - { CODEC_ID_PCM_S24LE, 1 }, - { CODEC_ID_PCM_S16LE, 1 }, - { 0 } + { AV_CODEC_ID_MPEG2VIDEO, 0 }, + { AV_CODEC_ID_PCM_S24LE, 1 }, + { AV_CODEC_ID_PCM_S16LE, 1 }, + { AV_CODEC_ID_NONE } }; static void mxf_write_wav_desc(AVFormatContext *s, AVStream *st); @@ -187,10 +190,12 @@ typedef struct MXFContext { int timecode_drop_frame; ///< time code use drop frame method frop mpeg-2 essence gop header int edit_unit_byte_count; ///< fixed edit unit byte count uint64_t body_offset; + uint32_t instance_number; + uint8_t umid[16]; ///< unique material identifier } MXFContext; static const uint8_t uuid_base[] = { 0xAD,0xAB,0x44,0x24,0x2f,0x25,0x4d,0xc7,0x92,0xff,0x29,0xbd }; -static const uint8_t umid_base[] = { 0x06,0x0A,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x01,0x0D,0x00,0x13,0x00,0x00,0x00 }; +static const uint8_t umid_ul[] = { 0x06,0x0A,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x01,0x0D,0x00,0x13 }; /** * complete key for operation pattern, partitions, and primer pack @@ -295,28 +300,32 @@ static const MXFLocalTagPair mxf_local_tag_batch[] = { { 0x3F0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x02,0x05,0x00,0x00,0x00}}, /* Index Entry Array */ // MPEG video Descriptor { 0x8000, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0B,0x00,0x00}}, /* BitRate */ + { 0x8007, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0A,0x00,0x00}}, /* ProfileAndLevel */ // Wave Audio Essence Descriptor { 0x3D09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x03,0x05,0x00,0x00,0x00}}, /* Average Bytes Per Second */ { 0x3D0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Block Align */ }; -static void mxf_write_uuid(ByteIOContext *pb, enum MXFMetadataSetType type, int value) +static void mxf_write_uuid(AVIOContext *pb, enum MXFMetadataSetType type, int value) { - put_buffer(pb, uuid_base, 12); - put_be16(pb, type); - put_be16(pb, value); + avio_write(pb, uuid_base, 12); + avio_wb16(pb, type); + avio_wb16(pb, value); } -static void mxf_write_umid(ByteIOContext *pb, enum MXFMetadataSetType type, int value) +static void mxf_write_umid(AVFormatContext *s, int type) { - put_buffer(pb, umid_base, 16); - mxf_write_uuid(pb, type, value); + MXFContext *mxf = s->priv_data; + avio_write(s->pb, umid_ul, 13); + avio_wb24(s->pb, mxf->instance_number); + avio_write(s->pb, mxf->umid, 15); + avio_w8(s->pb, type); } -static void mxf_write_refs_count(ByteIOContext *pb, int ref_count) +static void mxf_write_refs_count(AVIOContext *pb, int ref_count) { - put_be32(pb, ref_count); - put_be32(pb, 16); + avio_wb32(pb, ref_count); + avio_wb32(pb, 16); } static int klv_ber_length(uint64_t len) @@ -327,37 +336,37 @@ static int klv_ber_length(uint64_t len) return (av_log2(len) >> 3) + 2; } -static int klv_encode_ber_length(ByteIOContext *pb, uint64_t len) +static int klv_encode_ber_length(AVIOContext *pb, uint64_t len) { // Determine the best BER size int size; if (len < 128) { //short form - put_byte(pb, len); + avio_w8(pb, len); return 1; } size = (av_log2(len) >> 3) + 1; // long form - put_byte(pb, 0x80 + size); + avio_w8(pb, 0x80 + size); while(size) { size--; - put_byte(pb, len >> 8 * size & 0xff); + avio_w8(pb, len >> 8 * size & 0xff); } return 0; } -static void klv_encode_ber4_length(ByteIOContext *pb, int len) +static void klv_encode_ber4_length(AVIOContext *pb, int len) { - put_byte(pb, 0x80 + 3); - put_be24(pb, len); + avio_w8(pb, 0x80 + 3); + avio_wb24(pb, len); } /* * Get essence container ul index */ -static int mxf_get_essence_container_ul_index(enum CodecID id) +static int mxf_get_essence_container_ul_index(enum AVCodecID id) { int i; for (i = 0; mxf_essence_mappings[i].id; i++) @@ -368,33 +377,33 @@ static int mxf_get_essence_container_ul_index(enum CodecID id) static void mxf_write_primer_pack(AVFormatContext *s) { - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; int local_tag_number, i = 0; local_tag_number = FF_ARRAY_ELEMS(mxf_local_tag_batch); - put_buffer(pb, primer_pack_key, 16); + avio_write(pb, primer_pack_key, 16); klv_encode_ber_length(pb, local_tag_number * 18 + 8); - put_be32(pb, local_tag_number); // local_tag num - put_be32(pb, 18); // item size, always 18 according to the specs + avio_wb32(pb, local_tag_number); // local_tag num + avio_wb32(pb, 18); // item size, always 18 according to the specs for (i = 0; i < local_tag_number; i++) { - put_be16(pb, mxf_local_tag_batch[i].local_tag); - put_buffer(pb, mxf_local_tag_batch[i].uid, 16); + avio_wb16(pb, mxf_local_tag_batch[i].local_tag); + avio_write(pb, mxf_local_tag_batch[i].uid, 16); } } -static void mxf_write_local_tag(ByteIOContext *pb, int size, int tag) +static void mxf_write_local_tag(AVIOContext *pb, int size, int tag) { - put_be16(pb, tag); - put_be16(pb, size); + avio_wb16(pb, tag); + avio_wb16(pb, size); } -static void mxf_write_metadata_key(ByteIOContext *pb, unsigned int value) +static void mxf_write_metadata_key(AVIOContext *pb, unsigned int value) { - put_buffer(pb, header_metadata_key, 13); - put_be24(pb, value); + avio_write(pb, header_metadata_key, 13); + avio_wb24(pb, value); } static void mxf_free(AVFormatContext *s) @@ -421,21 +430,21 @@ static const MXFCodecUL *mxf_get_data_definition_ul(int type) static void mxf_write_essence_container_refs(AVFormatContext *s) { MXFContext *c = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; int i; mxf_write_refs_count(pb, c->essence_container_count); av_log(s,AV_LOG_DEBUG, "essence container count:%d\n", c->essence_container_count); for (i = 0; i < c->essence_container_count; i++) { MXFStreamContext *sc = s->streams[i]->priv_data; - put_buffer(pb, mxf_essence_container_uls[sc->index].container_ul, 16); + avio_write(pb, mxf_essence_container_uls[sc->index].container_ul, 16); } } static void mxf_write_preface(AVFormatContext *s) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; mxf_write_metadata_key(pb, 0x012f00); PRINT_KEY(s, "preface key", pb->buf_ptr - 16); @@ -448,11 +457,11 @@ static void mxf_write_preface(AVFormatContext *s) // last modified date mxf_write_local_tag(pb, 8, 0x3B02); - put_be64(pb, mxf->timestamp); + avio_wb64(pb, mxf->timestamp); // write version mxf_write_local_tag(pb, 2, 0x3B05); - put_be16(pb, 258); // v1.2 + avio_wb16(pb, 258); // v1.2 // write identification_refs mxf_write_local_tag(pb, 16 + 8, 0x3B06); @@ -465,7 +474,7 @@ static void mxf_write_preface(AVFormatContext *s) // operational pattern mxf_write_local_tag(pb, 16, 0x3B09); - put_buffer(pb, op1a_ul, 16); + avio_write(pb, op1a_ul, 16); // write essence_container_refs mxf_write_local_tag(pb, 8 + 16 * mxf->essence_container_count, 0x3B0A); @@ -473,25 +482,25 @@ static void mxf_write_preface(AVFormatContext *s) // write dm_scheme_refs mxf_write_local_tag(pb, 8, 0x3B0B); - put_be64(pb, 0); + avio_wb64(pb, 0); } /* * Write a local tag containing an ascii string as utf-16 */ -static void mxf_write_local_tag_utf16(ByteIOContext *pb, int tag, const char *value) +static void mxf_write_local_tag_utf16(AVIOContext *pb, int tag, const char *value) { int i, size = strlen(value); mxf_write_local_tag(pb, size*2, tag); for (i = 0; i < size; i++) - put_be16(pb, value[i]); + avio_wb16(pb, value[i]); } static void mxf_write_identification(AVFormatContext *s) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; - const char *company = "FFmpeg"; + AVIOContext *pb = s->pb; + const char *company = "Libav"; const char *product = "OP1a Muxer"; const char *version; int length; @@ -523,12 +532,12 @@ static void mxf_write_identification(AVFormatContext *s) // modification date mxf_write_local_tag(pb, 8, 0x3C06); - put_be64(pb, mxf->timestamp); + avio_wb64(pb, mxf->timestamp); } static void mxf_write_content_storage(AVFormatContext *s) { - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; mxf_write_metadata_key(pb, 0x011800); PRINT_KEY(s, "content storage key", pb->buf_ptr - 16); @@ -554,7 +563,7 @@ static void mxf_write_content_storage(AVFormatContext *s) static void mxf_write_track(AVFormatContext *s, AVStream *st, enum MXFMetadataSetType type) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; MXFStreamContext *sc = st->priv_data; mxf_write_metadata_key(pb, 0x013b00); @@ -568,22 +577,22 @@ static void mxf_write_track(AVFormatContext *s, AVStream *st, enum MXFMetadataSe // write track id mxf_write_local_tag(pb, 4, 0x4801); - put_be32(pb, st->index+2); + avio_wb32(pb, st->index+2); // write track number mxf_write_local_tag(pb, 4, 0x4804); if (type == MaterialPackage) - put_be32(pb, 0); // track number of material package is 0 + avio_wb32(pb, 0); // track number of material package is 0 else - put_buffer(pb, sc->track_essence_element_key + 12, 4); + avio_write(pb, sc->track_essence_element_key + 12, 4); mxf_write_local_tag(pb, 8, 0x4B01); - put_be32(pb, mxf->time_base.den); - put_be32(pb, mxf->time_base.num); + avio_wb32(pb, mxf->time_base.den); + avio_wb32(pb, mxf->time_base.num); // write origin mxf_write_local_tag(pb, 8, 0x4B02); - put_be64(pb, 0); + avio_wb64(pb, 0); // write sequence refs mxf_write_local_tag(pb, 16, 0x4803); @@ -595,26 +604,26 @@ static const uint8_t smpte_12m_timecode_track_data_ul[] = { 0x06,0x0E,0x2B,0x34, static void mxf_write_common_fields(AVFormatContext *s, AVStream *st) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; // find data define uls mxf_write_local_tag(pb, 16, 0x0201); if (st == mxf->timecode_track) - put_buffer(pb, smpte_12m_timecode_track_data_ul, 16); + avio_write(pb, smpte_12m_timecode_track_data_ul, 16); else { const MXFCodecUL *data_def_ul = mxf_get_data_definition_ul(st->codec->codec_type); - put_buffer(pb, data_def_ul->uid, 16); + avio_write(pb, data_def_ul->uid, 16); } // write duration mxf_write_local_tag(pb, 8, 0x0202); - put_be64(pb, mxf->duration); + avio_wb64(pb, mxf->duration); } static void mxf_write_sequence(AVFormatContext *s, AVStream *st, enum MXFMetadataSetType type) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; enum MXFMetadataSetType component; mxf_write_metadata_key(pb, 0x010f00); @@ -642,7 +651,7 @@ static void mxf_write_sequence(AVFormatContext *s, AVStream *st, enum MXFMetadat static void mxf_write_timecode_component(AVFormatContext *s, AVStream *st, enum MXFMetadataSetType type) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; mxf_write_metadata_key(pb, 0x011400); klv_encode_ber_length(pb, 75); @@ -656,20 +665,20 @@ static void mxf_write_timecode_component(AVFormatContext *s, AVStream *st, enum // Start Time Code mxf_write_local_tag(pb, 8, 0x1501); - put_be64(pb, mxf->timecode_start); + avio_wb64(pb, mxf->timecode_start); // Rounded Time Code Base mxf_write_local_tag(pb, 2, 0x1502); - put_be16(pb, mxf->timecode_base); + avio_wb16(pb, mxf->timecode_base); // Drop Frame mxf_write_local_tag(pb, 1, 0x1503); - put_byte(pb, mxf->timecode_drop_frame); + avio_w8(pb, mxf->timecode_drop_frame); } static void mxf_write_structural_component(AVFormatContext *s, AVStream *st, enum MXFMetadataSetType type) { - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; int i; mxf_write_metadata_key(pb, 0x011100); @@ -685,28 +694,28 @@ static void mxf_write_structural_component(AVFormatContext *s, AVStream *st, enu // write start_position mxf_write_local_tag(pb, 8, 0x1201); - put_be64(pb, 0); + avio_wb64(pb, 0); // write source package uid, end of the reference mxf_write_local_tag(pb, 32, 0x1101); if (type == SourcePackage) { for (i = 0; i < 4; i++) - put_be64(pb, 0); + avio_wb64(pb, 0); } else - mxf_write_umid(pb, SourcePackage, 0); + mxf_write_umid(s, 1); // write source track id mxf_write_local_tag(pb, 4, 0x1102); if (type == SourcePackage) - put_be32(pb, 0); + avio_wb32(pb, 0); else - put_be32(pb, st->index+2); + avio_wb32(pb, st->index+2); } static void mxf_write_multi_descriptor(AVFormatContext *s) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; const uint8_t *ul; int i; @@ -720,8 +729,8 @@ static void mxf_write_multi_descriptor(AVFormatContext *s) // write sample rate mxf_write_local_tag(pb, 8, 0x3001); - put_be32(pb, mxf->time_base.den); - put_be32(pb, mxf->time_base.num); + avio_wb32(pb, mxf->time_base.den); + avio_wb32(pb, mxf->time_base.num); // write essence container ul mxf_write_local_tag(pb, 16, 0x3004); @@ -731,7 +740,7 @@ static void mxf_write_multi_descriptor(AVFormatContext *s) MXFStreamContext *sc = s->streams[0]->priv_data; ul = mxf_essence_container_uls[sc->index].container_ul; } - put_buffer(pb, ul, 16); + avio_write(pb, ul, 16); // write sub descriptor refs mxf_write_local_tag(pb, s->nb_streams * 16 + 8, 0x3F01); @@ -744,23 +753,23 @@ static void mxf_write_generic_desc(AVFormatContext *s, AVStream *st, const UID k { MXFContext *mxf = s->priv_data; MXFStreamContext *sc = st->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; - put_buffer(pb, key, 16); - klv_encode_ber_length(pb, size+20+8+12+20); + avio_write(pb, key, 16); + klv_encode_ber4_length(pb, size+20+8+12+20); mxf_write_local_tag(pb, 16, 0x3C0A); mxf_write_uuid(pb, SubDescriptor, st->index); mxf_write_local_tag(pb, 4, 0x3006); - put_be32(pb, st->index+2); + avio_wb32(pb, st->index+2); mxf_write_local_tag(pb, 8, 0x3001); - put_be32(pb, mxf->time_base.den); - put_be32(pb, mxf->time_base.num); + avio_wb32(pb, mxf->time_base.den); + avio_wb32(pb, mxf->time_base.num); mxf_write_local_tag(pb, 16, 0x3004); - put_buffer(pb, mxf_essence_container_uls[sc->index].container_ul, 16); + avio_write(pb, mxf_essence_container_uls[sc->index].container_ul, 16); } static const UID mxf_mpegvideo_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 }; @@ -772,7 +781,7 @@ static const UID mxf_generic_sound_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0 static void mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID key, unsigned size) { MXFStreamContext *sc = st->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; int stored_height = (st->codec->height+15)/16*16; int display_height; int f1, f2; @@ -780,13 +789,13 @@ static void mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID ke mxf_write_generic_desc(s, st, key, size+8+8+8+8+8+8+5+16+sc->interlaced*4+12+20); mxf_write_local_tag(pb, 4, 0x3203); - put_be32(pb, st->codec->width); + avio_wb32(pb, st->codec->width); mxf_write_local_tag(pb, 4, 0x3202); - put_be32(pb, stored_height>>sc->interlaced); + avio_wb32(pb, stored_height>>sc->interlaced); mxf_write_local_tag(pb, 4, 0x3209); - put_be32(pb, st->codec->width); + avio_wb32(pb, st->codec->width); if (st->codec->height == 608) // PAL + VBI display_height = 576; @@ -796,19 +805,19 @@ static void mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID ke display_height = st->codec->height; mxf_write_local_tag(pb, 4, 0x3208); - put_be32(pb, display_height>>sc->interlaced); + avio_wb32(pb, display_height>>sc->interlaced); // component depth mxf_write_local_tag(pb, 4, 0x3301); - put_be32(pb, 8); + avio_wb32(pb, 8); // horizontal subsampling mxf_write_local_tag(pb, 4, 0x3302); - put_be32(pb, 2); + avio_wb32(pb, 2); // frame layout mxf_write_local_tag(pb, 1, 0x320C); - put_byte(pb, sc->interlaced); + avio_w8(pb, sc->interlaced); // video line map switch (st->codec->height) { @@ -827,18 +836,18 @@ static void mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID ke } mxf_write_local_tag(pb, 12+sc->interlaced*4, 0x320D); - put_be32(pb, sc->interlaced ? 2 : 1); - put_be32(pb, 4); - put_be32(pb, f1); + avio_wb32(pb, sc->interlaced ? 2 : 1); + avio_wb32(pb, 4); + avio_wb32(pb, f1); if (sc->interlaced) - put_be32(pb, f2); + avio_wb32(pb, f2); mxf_write_local_tag(pb, 8, 0x320E); - put_be32(pb, sc->aspect_ratio.num); - put_be32(pb, sc->aspect_ratio.den); + avio_wb32(pb, sc->aspect_ratio.num); + avio_wb32(pb, sc->aspect_ratio.den); mxf_write_local_tag(pb, 16, 0x3201); - put_buffer(pb, *sc->codec_ul, 16); + avio_write(pb, *sc->codec_ul, 16); } static void mxf_write_cdci_desc(AVFormatContext *s, AVStream *st) @@ -848,49 +857,56 @@ static void mxf_write_cdci_desc(AVFormatContext *s, AVStream *st) static void mxf_write_mpegvideo_desc(AVFormatContext *s, AVStream *st) { - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; + int profile_and_level = (st->codec->profile<<4) | st->codec->level; - mxf_write_cdci_common(s, st, mxf_mpegvideo_descriptor_key, 8); + mxf_write_cdci_common(s, st, mxf_mpegvideo_descriptor_key, 8+5); // bit rate mxf_write_local_tag(pb, 4, 0x8000); - put_be32(pb, st->codec->bit_rate); + avio_wb32(pb, st->codec->bit_rate); + + // profile and level + mxf_write_local_tag(pb, 1, 0x8007); + if (!st->codec->profile) + profile_and_level |= 0x80; // escape bit + avio_w8(pb, profile_and_level); } static void mxf_write_generic_sound_common(AVFormatContext *s, AVStream *st, const UID key, unsigned size) { - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; mxf_write_generic_desc(s, st, key, size+5+12+8+8); // audio locked mxf_write_local_tag(pb, 1, 0x3D02); - put_byte(pb, 1); + avio_w8(pb, 1); // write audio sampling rate mxf_write_local_tag(pb, 8, 0x3D03); - put_be32(pb, st->codec->sample_rate); - put_be32(pb, 1); + avio_wb32(pb, st->codec->sample_rate); + avio_wb32(pb, 1); mxf_write_local_tag(pb, 4, 0x3D07); - put_be32(pb, st->codec->channels); + avio_wb32(pb, st->codec->channels); mxf_write_local_tag(pb, 4, 0x3D01); - put_be32(pb, av_get_bits_per_sample(st->codec->codec_id)); + avio_wb32(pb, av_get_bits_per_sample(st->codec->codec_id)); } static void mxf_write_wav_common(AVFormatContext *s, AVStream *st, const UID key, unsigned size) { - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; mxf_write_generic_sound_common(s, st, key, size+6+8); mxf_write_local_tag(pb, 2, 0x3D0A); - put_be16(pb, st->codec->block_align); + avio_wb16(pb, st->codec->block_align); // avg bytes per sec mxf_write_local_tag(pb, 4, 0x3D09); - put_be32(pb, st->codec->block_align*st->codec->sample_rate); + avio_wb32(pb, st->codec->block_align*st->codec->sample_rate); } static void mxf_write_wav_desc(AVFormatContext *s, AVStream *st) @@ -911,7 +927,7 @@ static void mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st) static void mxf_write_package(AVFormatContext *s, enum MXFMetadataSetType type) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; int i, track_count = s->nb_streams+1; if (type == MaterialPackage) { @@ -932,16 +948,16 @@ static void mxf_write_package(AVFormatContext *s, enum MXFMetadataSetType type) // write package umid mxf_write_local_tag(pb, 32, 0x4401); - mxf_write_umid(pb, type, 0); + mxf_write_umid(s, type == SourcePackage); PRINT_KEY(s, "package umid second part", pb->buf_ptr - 16); // package creation date mxf_write_local_tag(pb, 8, 0x4405); - put_be64(pb, mxf->timestamp); + avio_wb64(pb, mxf->timestamp); // package modified date mxf_write_local_tag(pb, 8, 0x4404); - put_be64(pb, mxf->timestamp); + avio_wb64(pb, mxf->timestamp); // write track refs mxf_write_local_tag(pb, track_count*16 + 8, 0x4403); @@ -981,7 +997,7 @@ static void mxf_write_package(AVFormatContext *s, enum MXFMetadataSetType type) static int mxf_write_essence_container_data(AVFormatContext *s) { - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; mxf_write_metadata_key(pb, 0x012300); klv_encode_ber_length(pb, 72); @@ -990,13 +1006,13 @@ static int mxf_write_essence_container_data(AVFormatContext *s) mxf_write_uuid(pb, EssenceContainerData, 0); mxf_write_local_tag(pb, 32, 0x2701); // Linked Package UID - mxf_write_umid(pb, SourcePackage, 0); + mxf_write_umid(s, 1); mxf_write_local_tag(pb, 4, 0x3F07); // BodySID - put_be32(pb, 1); + avio_wb32(pb, 1); mxf_write_local_tag(pb, 4, 0x3F06); // IndexSID - put_be32(pb, 2); + avio_wb32(pb, 2); return 0; } @@ -1024,9 +1040,8 @@ static unsigned klv_fill_size(uint64_t size) static void mxf_write_index_table_segment(AVFormatContext *s) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; - int i, j; - int temporal_reordering = 0; + AVIOContext *pb = s->pb; + int i, j, temporal_reordering = 0; int key_index = mxf->last_key_index; av_log(s, AV_LOG_DEBUG, "edit units count %d\n", mxf->edit_units_count); @@ -1034,7 +1049,7 @@ static void mxf_write_index_table_segment(AVFormatContext *s) if (!mxf->edit_units_count && !mxf->edit_unit_byte_count) return; - put_buffer(pb, index_table_segment_key, 16); + avio_write(pb, index_table_segment_key, 16); if (mxf->edit_unit_byte_count) { klv_encode_ber_length(pb, 80); @@ -1049,98 +1064,104 @@ static void mxf_write_index_table_segment(AVFormatContext *s) // index edit rate mxf_write_local_tag(pb, 8, 0x3F0B); - put_be32(pb, mxf->time_base.num); - put_be32(pb, mxf->time_base.den); + avio_wb32(pb, mxf->time_base.den); + avio_wb32(pb, mxf->time_base.num); // index start position mxf_write_local_tag(pb, 8, 0x3F0C); - put_be64(pb, mxf->last_indexed_edit_unit); + avio_wb64(pb, mxf->last_indexed_edit_unit); // index duration mxf_write_local_tag(pb, 8, 0x3F0D); - put_be64(pb, mxf->edit_units_count); + if (mxf->edit_unit_byte_count) + avio_wb64(pb, 0); // index table covers whole container + else + avio_wb64(pb, mxf->edit_units_count); // edit unit byte count mxf_write_local_tag(pb, 4, 0x3F05); - put_be32(pb, mxf->edit_unit_byte_count); + avio_wb32(pb, mxf->edit_unit_byte_count); // index sid mxf_write_local_tag(pb, 4, 0x3F06); - put_be32(pb, 2); + avio_wb32(pb, 2); // body sid mxf_write_local_tag(pb, 4, 0x3F07); - put_be32(pb, 1); + avio_wb32(pb, 1); if (!mxf->edit_unit_byte_count) { // real slice count - 1 mxf_write_local_tag(pb, 1, 0x3F08); - put_byte(pb, mxf->slice_count); + avio_w8(pb, mxf->slice_count); // delta entry array mxf_write_local_tag(pb, 8 + (s->nb_streams+1)*6, 0x3F09); - put_be32(pb, s->nb_streams+1); // num of entries - put_be32(pb, 6); // size of one entry + avio_wb32(pb, s->nb_streams+1); // num of entries + avio_wb32(pb, 6); // size of one entry // write system item delta entry - put_byte(pb, 0); - put_byte(pb, 0); // slice entry - put_be32(pb, 0); // element delta + avio_w8(pb, 0); + avio_w8(pb, 0); // slice entry + avio_wb32(pb, 0); // element delta for (i = 0; i < s->nb_streams; i++) { AVStream *st = s->streams[i]; MXFStreamContext *sc = st->priv_data; - put_byte(pb, sc->temporal_reordering); + avio_w8(pb, sc->temporal_reordering); if (sc->temporal_reordering) temporal_reordering = 1; if (i == 0) { // video track - put_byte(pb, 0); // slice number - put_be32(pb, KAG_SIZE); // system item size including klv fill + avio_w8(pb, 0); // slice number + avio_wb32(pb, KAG_SIZE); // system item size including klv fill } else { // audio track unsigned audio_frame_size = sc->aic.samples[0]*sc->aic.sample_size; audio_frame_size += klv_fill_size(audio_frame_size); - put_byte(pb, 1); - put_be32(pb, (i-1)*audio_frame_size); // element delta + avio_w8(pb, 1); + avio_wb32(pb, (i-1)*audio_frame_size); // element delta } } mxf_write_local_tag(pb, 8 + mxf->edit_units_count*(11+mxf->slice_count*4), 0x3F0A); - put_be32(pb, mxf->edit_units_count); // num of entries - put_be32(pb, 11+mxf->slice_count*4); // size of one entry + avio_wb32(pb, mxf->edit_units_count); // num of entries + avio_wb32(pb, 11+mxf->slice_count*4); // size of one entry + for (i = 0; i < mxf->edit_units_count; i++) { - if (temporal_reordering) { - int temporal_offset = 0; - for (j = i+1; j < mxf->edit_units_count; j++) { - temporal_offset++; - if (mxf->index_entries[j].flags & 0x10) { // backward prediction - // next is not b, so is reordered - if (!(mxf->index_entries[i+1].flags & 0x10)) { - if ((mxf->index_entries[i].flags & 0x11) == 0) // i frame - temporal_offset = 0; - else - temporal_offset = -temporal_offset; - } - break; - } - } - put_byte(pb, temporal_offset); - } else - put_byte(pb, 0); + int temporal_offset = 0; + if (!(mxf->index_entries[i].flags & 0x33)) { // I frame mxf->last_key_index = key_index; key_index = i; } - if (mxf->index_entries[i].flags & 0x10 && // backward prediction - !(mxf->index_entries[key_index].flags & 0x80)) { // open gop - put_byte(pb, mxf->last_key_index - i); + + if (temporal_reordering) { + int pic_num_in_gop = i - key_index; + if (pic_num_in_gop != mxf->index_entries[i].temporal_ref) { + for (j = key_index; j < mxf->edit_units_count; j++) { + if (pic_num_in_gop == mxf->index_entries[j].temporal_ref) + break; + } + if (j == mxf->edit_units_count) + av_log(s, AV_LOG_WARNING, "missing frames\n"); + temporal_offset = j - key_index - pic_num_in_gop; + } + } + avio_w8(pb, temporal_offset); + + if ((mxf->index_entries[i].flags & 0x30) == 0x30) { // back and forward prediction + avio_w8(pb, mxf->last_key_index - i); } else { - put_byte(pb, key_index - i); // key frame offset + avio_w8(pb, key_index - i); // key frame offset if ((mxf->index_entries[i].flags & 0x20) == 0x20) // only forward mxf->last_key_index = key_index; } - put_byte(pb, mxf->index_entries[i].flags); + + if (!(mxf->index_entries[i].flags & 0x33) && // I frame + mxf->index_entries[i].flags & 0x40 && !temporal_offset) + mxf->index_entries[i].flags |= 0x80; // random access + avio_w8(pb, mxf->index_entries[i].flags); // stream offset - put_be64(pb, mxf->index_entries[i].offset); + avio_wb64(pb, mxf->index_entries[i].offset); if (s->nb_streams > 1) - put_be32(pb, mxf->index_entries[i].slice_offset); + avio_wb32(pb, mxf->index_entries[i].slice_offset); } mxf->last_key_index = key_index - mxf->edit_units_count; @@ -1151,14 +1172,14 @@ static void mxf_write_index_table_segment(AVFormatContext *s) static void mxf_write_klv_fill(AVFormatContext *s) { - unsigned pad = klv_fill_size(url_ftell(s->pb)); + unsigned pad = klv_fill_size(avio_tell(s->pb)); if (pad) { - put_buffer(s->pb, klv_fill_key, 16); + avio_write(s->pb, klv_fill_key, 16); pad -= 16 + 4; klv_encode_ber4_length(s->pb, pad); for (; pad; pad--) - put_byte(s->pb, 0); - assert(!(url_ftell(s->pb) & (KAG_SIZE-1))); + avio_w8(s->pb, 0); + assert(!(avio_tell(s->pb) & (KAG_SIZE-1))); } } @@ -1167,10 +1188,10 @@ static void mxf_write_partition(AVFormatContext *s, int bodysid, const uint8_t *key, int write_metadata) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; int64_t header_byte_count_offset; unsigned index_byte_count = 0; - uint64_t partition_offset = url_ftell(pb); + uint64_t partition_offset = avio_tell(pb); if (!mxf->edit_unit_byte_count && mxf->edit_units_count) index_byte_count = 85 + 12+(s->nb_streams+1)*6 + @@ -1193,43 +1214,43 @@ static void mxf_write_partition(AVFormatContext *s, int bodysid, } // write klv - put_buffer(pb, key, 16); + avio_write(pb, key, 16); klv_encode_ber_length(pb, 88 + 16 * mxf->essence_container_count); // write partition value - put_be16(pb, 1); // majorVersion - put_be16(pb, 2); // minorVersion - put_be32(pb, KAG_SIZE); // KAGSize + avio_wb16(pb, 1); // majorVersion + avio_wb16(pb, 2); // minorVersion + avio_wb32(pb, KAG_SIZE); // KAGSize - put_be64(pb, partition_offset); // ThisPartition + avio_wb64(pb, partition_offset); // ThisPartition if (!memcmp(key, body_partition_key, 16) && mxf->body_partitions_count > 1) - put_be64(pb, mxf->body_partition_offset[mxf->body_partitions_count-2]); // PreviousPartition + avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-2]); // PreviousPartition else if (!memcmp(key, footer_partition_key, 16) && mxf->body_partitions_count) - put_be64(pb, mxf->body_partition_offset[mxf->body_partitions_count-1]); // PreviousPartition + avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-1]); // PreviousPartition else - put_be64(pb, 0); + avio_wb64(pb, 0); - put_be64(pb, mxf->footer_partition_offset); // footerPartition + avio_wb64(pb, mxf->footer_partition_offset); // footerPartition // set offset - header_byte_count_offset = url_ftell(pb); - put_be64(pb, 0); // headerByteCount, update later + header_byte_count_offset = avio_tell(pb); + avio_wb64(pb, 0); // headerByteCount, update later // indexTable - put_be64(pb, index_byte_count); // indexByteCount - put_be32(pb, index_byte_count ? indexsid : 0); // indexSID + avio_wb64(pb, index_byte_count); // indexByteCount + avio_wb32(pb, index_byte_count ? indexsid : 0); // indexSID // BodyOffset if (bodysid && mxf->edit_units_count && mxf->body_partitions_count) { - put_be64(pb, mxf->body_offset); + avio_wb64(pb, mxf->body_offset); } else - put_be64(pb, 0); + avio_wb64(pb, 0); - put_be32(pb, bodysid); // bodySID + avio_wb32(pb, bodysid); // bodySID // operational pattern - put_buffer(pb, op1a_ul, 16); + avio_write(pb, op1a_ul, 16); // essence container mxf_write_essence_container_refs(s); @@ -1240,19 +1261,19 @@ static void mxf_write_partition(AVFormatContext *s, int bodysid, unsigned header_byte_count; mxf_write_klv_fill(s); - start = url_ftell(s->pb); + start = avio_tell(s->pb); mxf_write_primer_pack(s); mxf_write_header_metadata_sets(s); - pos = url_ftell(s->pb); + pos = avio_tell(s->pb); header_byte_count = pos - start + klv_fill_size(pos); // update header_byte_count - url_fseek(pb, header_byte_count_offset, SEEK_SET); - put_be64(pb, header_byte_count); - url_fseek(pb, pos, SEEK_SET); + avio_seek(pb, header_byte_count_offset, SEEK_SET); + avio_wb64(pb, header_byte_count); + avio_seek(pb, pos, SEEK_SET); } - put_flush_packet(pb); + avio_flush(pb); } static const UID mxf_mpeg2_codec_uls[] = { @@ -1264,45 +1285,42 @@ static const UID mxf_mpeg2_codec_uls[] = { { 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 + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x02,0x00 }, // MP@H-14 I-Frame + { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x03,0x00 }, // MP@H-14 Long GOP }; static const UID *mxf_get_mpeg2_codec_ul(AVCodecContext *avctx) { + int long_gop = avctx->gop_size > 1 || avctx->has_b_frames; + if (avctx->profile == 4) { // Main if (avctx->level == 8) // Main - return avctx->gop_size ? - &mxf_mpeg2_codec_uls[1] : - &mxf_mpeg2_codec_uls[0]; + return &mxf_mpeg2_codec_uls[0+long_gop]; else if (avctx->level == 4) // High - return avctx->gop_size ? - &mxf_mpeg2_codec_uls[5] : - &mxf_mpeg2_codec_uls[4]; + return &mxf_mpeg2_codec_uls[4+long_gop]; + else if (avctx->level == 6) // High 14 + return &mxf_mpeg2_codec_uls[8+long_gop]; } 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]; + return &mxf_mpeg2_codec_uls[2+long_gop]; else if (avctx->level == 2) // High - return avctx->gop_size ? - &mxf_mpeg2_codec_uls[7] : - &mxf_mpeg2_codec_uls[6]; + return &mxf_mpeg2_codec_uls[6+long_gop]; } return NULL; } -static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt, int *flags) +static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st, + AVPacket *pkt, MXFIndexEntry *e) { MXFStreamContext *sc = st->priv_data; MXFContext *mxf = s->priv_data; uint32_t c = -1; int i; - *flags = 0; - for(i = 0; i < pkt->size - 4; i++) { c = (c<<8) + pkt->data[i]; - if (c == 0x1B5) { - if (i + 2 < pkt->size && (pkt->data[i+1] & 0xf0) == 0x10) { // seq ext + if (c == 0x1b5) { + if ((pkt->data[i+1] & 0xf0) == 0x10) { // seq ext st->codec->profile = pkt->data[i+1] & 0x07; st->codec->level = pkt->data[i+2] >> 4; } else if (i + 5 < pkt->size && (pkt->data[i+1] & 0xf0) == 0x80) { // pict coding ext @@ -1310,44 +1328,47 @@ static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt break; } } else if (c == 0x1b8) { // gop - if (i + 4 < pkt->size) { - if (pkt->data[i+4]>>6 & 0x01) // closed - *flags |= 0x80; // random access - if (!mxf->header_written) { - unsigned hours = (pkt->data[i+1]>>2) & 0x1f; - unsigned minutes = ((pkt->data[i+1] & 0x03) << 4) | (pkt->data[i+2]>>4); - unsigned seconds = ((pkt->data[i+2] & 0x07) << 3) | (pkt->data[i+3]>>5); - unsigned frames = ((pkt->data[i+3] & 0x1f) << 1) | (pkt->data[i+4]>>7); - mxf->timecode_drop_frame = !!(pkt->data[i+1] & 0x80); - mxf->timecode_start = (hours*3600 + minutes*60 + seconds) * - mxf->timecode_base + frames; - if (mxf->timecode_drop_frame) { - unsigned tminutes = 60 * hours + minutes; - mxf->timecode_start -= 2 * (tminutes - tminutes / 10); - } - av_log(s, AV_LOG_DEBUG, "frame %d %d:%d:%d%c%d\n", mxf->timecode_start, - hours, minutes, seconds, mxf->timecode_drop_frame ? ';':':', frames); + if (pkt->data[i+4]>>6 & 0x01) { // closed + sc->closed_gop = 1; + if (e->flags & 0x40) // sequence header present + e->flags |= 0x80; // random access + } + if (!mxf->header_written) { + unsigned hours = (pkt->data[i+1]>>2) & 0x1f; + unsigned minutes = ((pkt->data[i+1] & 0x03) << 4) | (pkt->data[i+2]>>4); + unsigned seconds = ((pkt->data[i+2] & 0x07) << 3) | (pkt->data[i+3]>>5); + unsigned frames = ((pkt->data[i+3] & 0x1f) << 1) | (pkt->data[i+4]>>7); + mxf->timecode_drop_frame = !!(pkt->data[i+1] & 0x80); + mxf->timecode_start = (hours*3600 + minutes*60 + seconds) * + mxf->timecode_base + frames; + if (mxf->timecode_drop_frame) { + unsigned tminutes = 60 * hours + minutes; + mxf->timecode_start -= 2 * (tminutes - tminutes / 10); } + av_log(s, AV_LOG_DEBUG, "frame %d %d:%d:%d%c%d\n", mxf->timecode_start, + hours, minutes, seconds, mxf->timecode_drop_frame ? ';':':', frames); } } else if (c == 0x1b3) { // seq - *flags |= 0x40; - if (i + 4 < pkt->size) { - switch ((pkt->data[i+4]>>4) & 0xf) { - case 2: sc->aspect_ratio = (AVRational){ 4, 3}; break; - case 3: sc->aspect_ratio = (AVRational){ 16, 9}; break; - case 4: sc->aspect_ratio = (AVRational){221,100}; break; - default: - av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den, - st->codec->width, st->codec->height, 1024*1024); - } + e->flags |= 0x40; + switch ((pkt->data[i+4]>>4) & 0xf) { + case 2: sc->aspect_ratio = (AVRational){ 4, 3}; break; + case 3: sc->aspect_ratio = (AVRational){ 16, 9}; break; + case 4: sc->aspect_ratio = (AVRational){221,100}; break; + default: + av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den, + st->codec->width, st->codec->height, 1024*1024); } } else if (c == 0x100) { // pic int pict_type = (pkt->data[i+2]>>3) & 0x07; + e->temporal_ref = (pkt->data[i+1]<<2) | (pkt->data[i+2]>>6); if (pict_type == 2) { // P frame - *flags |= 0x22; - st->codec->gop_size = 1; + e->flags |= 0x22; + sc->closed_gop = 0; // reset closed gop, don't matter anymore } else if (pict_type == 3) { // B frame - *flags |= 0x33; + if (sc->closed_gop) + e->flags |= 0x13; // only backward prediction + else + e->flags |= 0x33; sc->temporal_reordering = -1; } else if (!pict_type) { av_log(s, AV_LOG_ERROR, "error parsing mpeg2 frame\n"); @@ -1355,14 +1376,16 @@ static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt } } } - if (s->oformat != &mxf_d10_muxer) + if (s->oformat != &ff_mxf_d10_muxer) sc->codec_ul = mxf_get_mpeg2_codec_ul(st->codec); return !!sc->codec_ul; } static uint64_t mxf_parse_timestamp(time_t timestamp) { - struct tm *time = localtime(×tamp); + struct tm *time = gmtime(×tamp); + if (!time) + return 0; return (uint64_t)(time->tm_year+1900) << 48 | (uint64_t)(time->tm_mon+1) << 40 | (uint64_t) time->tm_mday << 32 | @@ -1371,12 +1394,29 @@ static uint64_t mxf_parse_timestamp(time_t timestamp) time->tm_sec << 8; } +static void mxf_gen_umid(AVFormatContext *s) +{ + MXFContext *mxf = s->priv_data; + uint32_t seed = av_get_random_seed(); + uint64_t umid = seed + 0x5294713400000000LL; + + AV_WB64(mxf->umid , umid); + AV_WB64(mxf->umid+8, umid>>8); + + mxf->instance_number = seed; +} + static int mxf_write_header(AVFormatContext *s) { MXFContext *mxf = s->priv_data; int i; uint8_t present[FF_ARRAY_ELEMS(mxf_essence_container_uls)] = {0}; const int *samples_per_frame = NULL; + AVDictionaryEntry *t; + int64_t timestamp = 0; + + if (!s->nb_streams) + return -1; for (i = 0; i < s->nb_streams; i++) { AVStream *st = s->streams[i]; @@ -1385,7 +1425,7 @@ static int mxf_write_header(AVFormatContext *s) return AVERROR(ENOMEM); st->priv_data = sc; - if (st->codec->codec_type == CODEC_TYPE_VIDEO) { + if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { if (i != 0) { av_log(s, AV_LOG_ERROR, "video stream must be first track\n"); return -1; @@ -1402,8 +1442,8 @@ static int mxf_write_header(AVFormatContext *s) av_log(s, AV_LOG_ERROR, "unsupported video frame rate\n"); return -1; } - av_set_pts_info(st, 64, mxf->time_base.num, mxf->time_base.den); - if (s->oformat == &mxf_d10_muxer) { + avpriv_set_pts_info(st, 64, mxf->time_base.num, mxf->time_base.den); + if (s->oformat == &ff_mxf_d10_muxer) { if (st->codec->bit_rate == 50000000) if (mxf->time_base.den == 25) sc->index = 3; else sc->index = 5; @@ -1425,19 +1465,19 @@ static int mxf_write_header(AVFormatContext *s) mxf->edit_unit_byte_count += 16 + 4 + 4 + samples_per_frame[0]*8*4; mxf->edit_unit_byte_count += klv_fill_size(mxf->edit_unit_byte_count); } - } else if (st->codec->codec_type == CODEC_TYPE_AUDIO) { + } else if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) { if (st->codec->sample_rate != 48000) { av_log(s, AV_LOG_ERROR, "only 48khz is implemented\n"); return -1; } - av_set_pts_info(st, 64, 1, st->codec->sample_rate); - if (s->oformat == &mxf_d10_muxer) { + avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate); + if (s->oformat == &ff_mxf_d10_muxer) { if (st->index != 1) { av_log(s, AV_LOG_ERROR, "MXF D-10 only support one audio track\n"); return -1; } - if (st->codec->codec_id != CODEC_ID_PCM_S16LE && - st->codec->codec_id != CODEC_ID_PCM_S24LE) { + if (st->codec->codec_id != AV_CODEC_ID_PCM_S16LE && + st->codec->codec_id != AV_CODEC_ID_PCM_S24LE) { av_log(s, AV_LOG_ERROR, "MXF D-10 only support 16 or 24 bits le audio\n"); } sc->index = ((MXFStreamContext*)s->streams[0]->priv_data)->index + 1; @@ -1465,10 +1505,13 @@ static int mxf_write_header(AVFormatContext *s) present[sc->index]++; } - if (s->oformat == &mxf_d10_muxer) { + if (s->oformat == &ff_mxf_d10_muxer) { mxf->essence_container_count = 1; } + if (!(s->streams[0]->codec->flags & CODEC_FLAG_BITEXACT)) + mxf_gen_umid(s); + for (i = 0; i < s->nb_streams; i++) { MXFStreamContext *sc = s->streams[i]->priv_data; // update element count @@ -1476,7 +1519,10 @@ static int mxf_write_header(AVFormatContext *s) sc->order = AV_RB32(sc->track_essence_element_key+12); } - mxf->timestamp = mxf_parse_timestamp(s->timestamp); + if (t = av_dict_get(s->metadata, "creation_time", NULL, 0)) + timestamp = ff_iso8601_to_unix_time(t->value); + if (timestamp) + mxf->timestamp = mxf_parse_timestamp(timestamp); mxf->duration = -1; mxf->timecode_track = av_mallocz(sizeof(*mxf->timecode_track)); @@ -1502,7 +1548,7 @@ static const uint8_t system_metadata_package_set_key[] = { 0x06,0x0E,0x2B,0x34,0 static uint32_t ff_framenum_to_12m_time_code(unsigned frame, int drop, int fps) { return (0 << 31) | // color frame flag - (0 << 30) | // drop frame flag + (drop << 30) | // drop frame flag ( ((frame % fps) / 10) << 28) | // tens of frames ( ((frame % fps) % 10) << 24) | // units of frames (0 << 23) | // field phase (NTSC), b0 (PAL) @@ -1512,7 +1558,7 @@ static uint32_t ff_framenum_to_12m_time_code(unsigned frame, int drop, int fps) ((((frame / (fps * 60)) % 60) / 10) << 12) | // tens of minutes ((((frame / (fps * 60)) % 60) % 10) << 8) | // units of minutes (0 << 7) | // b1 - (0 << 6) | // b2 (NSC), field phase (PAL) + (0 << 6) | // b2 (NTSC), field phase (PAL) ((((frame / (fps * 3600) % 24)) / 10) << 4) | // tens of hours ( (frame / (fps * 3600) % 24)) % 10; // units of hours } @@ -1520,48 +1566,48 @@ static uint32_t ff_framenum_to_12m_time_code(unsigned frame, int drop, int fps) static void mxf_write_system_item(AVFormatContext *s) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; unsigned frame; uint32_t time_code; frame = mxf->timecode_start + mxf->last_indexed_edit_unit + mxf->edit_units_count; // write system metadata pack - put_buffer(pb, system_metadata_pack_key, 16); + avio_write(pb, system_metadata_pack_key, 16); klv_encode_ber4_length(pb, 57); - put_byte(pb, 0x5c); // UL, user date/time stamp, picture and sound item present - put_byte(pb, 0x04); // content package rate - put_byte(pb, 0x00); // content package type - put_be16(pb, 0x00); // channel handle - put_be16(pb, frame); // continuity count + avio_w8(pb, 0x5c); // UL, user date/time stamp, picture and sound item present + avio_w8(pb, 0x04); // content package rate + avio_w8(pb, 0x00); // content package type + avio_wb16(pb, 0x00); // channel handle + avio_wb16(pb, frame); // continuity count if (mxf->essence_container_count > 1) - put_buffer(pb, multiple_desc_ul, 16); + avio_write(pb, multiple_desc_ul, 16); else { MXFStreamContext *sc = s->streams[0]->priv_data; - put_buffer(pb, mxf_essence_container_uls[sc->index].container_ul, 16); + avio_write(pb, mxf_essence_container_uls[sc->index].container_ul, 16); } - put_byte(pb, 0); - put_be64(pb, 0); - put_be64(pb, 0); // creation date/time stamp + avio_w8(pb, 0); + avio_wb64(pb, 0); + avio_wb64(pb, 0); // creation date/time stamp - put_byte(pb, 0x81); // SMPTE 12M time code + avio_w8(pb, 0x81); // SMPTE 12M time code time_code = ff_framenum_to_12m_time_code(frame, mxf->timecode_drop_frame, mxf->timecode_base); - put_be32(pb, time_code); - put_be32(pb, 0); // binary group data - put_be64(pb, 0); + avio_wb32(pb, time_code); + avio_wb32(pb, 0); // binary group data + avio_wb64(pb, 0); // write system metadata package set - put_buffer(pb, system_metadata_package_set_key, 16); + avio_write(pb, system_metadata_package_set_key, 16); klv_encode_ber4_length(pb, 35); - put_byte(pb, 0x83); // UMID - put_be16(pb, 0x20); - mxf_write_umid(pb, SourcePackage, 0); + avio_w8(pb, 0x83); // UMID + avio_wb16(pb, 0x20); + mxf_write_umid(s, 1); } static void mxf_write_d10_video_packet(AVFormatContext *s, AVStream *st, AVPacket *pkt) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; int packet_size = (uint64_t)st->codec->bit_rate*mxf->time_base.num / (8*mxf->time_base.den); // frame size int pad; @@ -1570,64 +1616,63 @@ static void mxf_write_d10_video_packet(AVFormatContext *s, AVStream *st, AVPacke packet_size += klv_fill_size(packet_size); klv_encode_ber4_length(pb, pkt->size); - put_buffer(pb, pkt->data, pkt->size); + avio_write(pb, pkt->data, pkt->size); // ensure CBR muxing by padding to correct video frame size pad = packet_size - pkt->size - 16 - 4; if (pad > 20) { - put_buffer(s->pb, klv_fill_key, 16); + avio_write(s->pb, klv_fill_key, 16); pad -= 16 + 4; klv_encode_ber4_length(s->pb, pad); for (; pad; pad--) - put_byte(s->pb, 0); - assert(!(url_ftell(s->pb) & (KAG_SIZE-1))); + avio_w8(s->pb, 0); + assert(!(avio_tell(s->pb) & (KAG_SIZE-1))); } else { av_log(s, AV_LOG_WARNING, "cannot fill d-10 video packet\n"); for (; pad > 0; pad--) - put_byte(s->pb, 0); + avio_w8(s->pb, 0); } } static void mxf_write_d10_audio_packet(AVFormatContext *s, AVStream *st, AVPacket *pkt) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; - int frame_size = (pkt->size<<3) / - (st->codec->channels*av_get_bits_per_sample(st->codec->codec_id)); + AVIOContext *pb = s->pb; + int frame_size = pkt->size / st->codec->block_align; uint8_t *samples = pkt->data; uint8_t *end = pkt->data + pkt->size; int i; klv_encode_ber4_length(pb, 4 + frame_size*4*8); - put_byte(pb, (frame_size == 1920 ? 0 : (mxf->edit_units_count-1) % 5 + 1)); - put_le16(pb, frame_size); - put_byte(pb, (1<codec->channels)-1); + avio_w8(pb, (frame_size == 1920 ? 0 : (mxf->edit_units_count-1) % 5 + 1)); + avio_wl16(pb, frame_size); + avio_w8(pb, (1<codec->channels)-1); while (samples < end) { for (i = 0; i < st->codec->channels; i++) { uint32_t sample; - if (st->codec->codec_id == CODEC_ID_PCM_S24LE) { - sample = (AV_RL24(samples)<< 4)|((samples==pkt->data)<<3) | i; + if (st->codec->codec_id == AV_CODEC_ID_PCM_S24LE) { + sample = AV_RL24(samples)<< 4; samples += 3; } else { - sample = (AV_RL16(samples)<<12)|((samples==pkt->data)<<3) | i; + sample = AV_RL16(samples)<<12; samples += 2; } - put_le32(pb, sample); + avio_wl32(pb, sample | i); } for (; i < 8; i++) - put_le32(pb, 0); + avio_wl32(pb, i); } } static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; AVStream *st = s->streams[pkt->stream_index]; MXFStreamContext *sc = st->priv_data; - int flags = 0; + MXFIndexEntry ie = {0}; if (!mxf->edit_unit_byte_count && !(mxf->edit_units_count % EDIT_UNITS_PER_BODY)) { mxf->index_entries = av_realloc(mxf->index_entries, @@ -1638,8 +1683,8 @@ static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt) } } - if (st->codec->codec_id == CODEC_ID_MPEG2VIDEO) { - if (!mxf_parse_mpeg2_frame(s, st, pkt, &flags)) { + if (st->codec->codec_id == AV_CODEC_ID_MPEG2VIDEO) { + if (!mxf_parse_mpeg2_frame(s, st, pkt, &ie)) { av_log(s, AV_LOG_ERROR, "could not get mpeg2 profile and level\n"); return -1; } @@ -1659,7 +1704,7 @@ static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt) if (st->index == 0) { if (!mxf->edit_unit_byte_count && (!mxf->edit_units_count || mxf->edit_units_count > EDIT_UNITS_PER_BODY) && - !(flags & 0x33)) { // I frame, Gop start + !(ie.flags & 0x33)) { // I frame, Gop start mxf_write_klv_fill(s); mxf_write_partition(s, 1, 2, body_partition_key, 0); @@ -1672,7 +1717,8 @@ static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt) if (!mxf->edit_unit_byte_count) { mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset; - mxf->index_entries[mxf->edit_units_count].flags = flags; + mxf->index_entries[mxf->edit_units_count].flags = ie.flags; + mxf->index_entries[mxf->edit_units_count].temporal_ref = ie.temporal_ref; mxf->body_offset += KAG_SIZE; // size of system element } mxf->edit_units_count++; @@ -1682,19 +1728,19 @@ static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt) } mxf_write_klv_fill(s); - put_buffer(pb, sc->track_essence_element_key, 16); // write key - if (s->oformat == &mxf_d10_muxer) { - if (st->codec->codec_type == CODEC_TYPE_VIDEO) + avio_write(pb, sc->track_essence_element_key, 16); // write key + if (s->oformat == &ff_mxf_d10_muxer) { + if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) mxf_write_d10_video_packet(s, st, pkt); else mxf_write_d10_audio_packet(s, st, pkt); } else { klv_encode_ber4_length(pb, pkt->size); // write length - put_buffer(pb, pkt->data, pkt->size); + avio_write(pb, pkt->data, pkt->size); mxf->body_offset += 16+4+pkt->size + klv_fill_size(16+4+pkt->size); } - put_flush_packet(pb); + avio_flush(pb); return 0; } @@ -1702,39 +1748,39 @@ static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt) static void mxf_write_random_index_pack(AVFormatContext *s) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; - uint64_t pos = url_ftell(pb); + AVIOContext *pb = s->pb; + uint64_t pos = avio_tell(pb); int i; - put_buffer(pb, random_index_pack_key, 16); + avio_write(pb, random_index_pack_key, 16); klv_encode_ber_length(pb, 28 + 12*mxf->body_partitions_count); if (mxf->edit_unit_byte_count) - put_be32(pb, 1); // BodySID of header partition + avio_wb32(pb, 1); // BodySID of header partition else - put_be32(pb, 0); - put_be64(pb, 0); // offset of header partition + avio_wb32(pb, 0); + avio_wb64(pb, 0); // offset of header partition for (i = 0; i < mxf->body_partitions_count; i++) { - put_be32(pb, 1); // BodySID - put_be64(pb, mxf->body_partition_offset[i]); + avio_wb32(pb, 1); // BodySID + avio_wb64(pb, mxf->body_partition_offset[i]); } - put_be32(pb, 0); // BodySID of footer partition - put_be64(pb, mxf->footer_partition_offset); + avio_wb32(pb, 0); // BodySID of footer partition + avio_wb64(pb, mxf->footer_partition_offset); - put_be32(pb, url_ftell(pb) - pos + 4); + avio_wb32(pb, avio_tell(pb) - pos + 4); } static int mxf_write_footer(AVFormatContext *s) { MXFContext *mxf = s->priv_data; - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; mxf->duration = mxf->last_indexed_edit_unit + mxf->edit_units_count; mxf_write_klv_fill(s); - mxf->footer_partition_offset = url_ftell(pb); + mxf->footer_partition_offset = avio_tell(pb); if (mxf->edit_unit_byte_count) { // no need to repeat index mxf_write_partition(s, 0, 0, footer_partition_key, 0); } else { @@ -1747,8 +1793,8 @@ static int mxf_write_footer(AVFormatContext *s) mxf_write_klv_fill(s); mxf_write_random_index_pack(s); - if (!url_is_streamed(s->pb)) { - url_fseek(pb, 0, SEEK_SET); + if (s->pb->seekable) { + avio_seek(pb, 0, SEEK_SET); if (mxf->edit_unit_byte_count) { mxf_write_partition(s, 1, 2, header_closed_partition_key, 1); mxf_write_klv_fill(s); @@ -1758,8 +1804,6 @@ static int mxf_write_footer(AVFormatContext *s) } } - put_flush_packet(pb); - ff_audio_interleave_close(s); av_freep(&mxf->index_entries); @@ -1774,22 +1818,13 @@ static int mxf_write_footer(AVFormatContext *s) static int mxf_interleave_get_packet(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush) { - AVPacketList *pktl; - int stream_count = 0; - int streams[MAX_STREAMS]; - - memset(streams, 0, sizeof(streams)); - pktl = s->packet_buffer; - while (pktl) { - //av_log(s, AV_LOG_DEBUG, "show st:%d dts:%lld\n", pktl->pkt.stream_index, pktl->pkt.dts); - if (!streams[pktl->pkt.stream_index]) - stream_count++; - streams[pktl->pkt.stream_index]++; - pktl = pktl->next; - } + int i, stream_count = 0; + + for (i = 0; i < s->nb_streams; i++) + stream_count += !!s->streams[i]->last_in_packet_buffer; if (stream_count && (s->nb_streams == stream_count || flush)) { - pktl = s->packet_buffer; + AVPacketList *pktl = s->packet_buffer; if (s->nb_streams != stream_count) { AVPacketList *last = NULL; // find last packet in edit unit @@ -1803,6 +1838,9 @@ static int mxf_interleave_get_packet(AVFormatContext *s, AVPacket *out, AVPacket // purge packet queue while (pktl) { AVPacketList *next = pktl->next; + + if(s->streams[pktl->pkt.stream_index]->last_in_packet_buffer == pktl) + s->streams[pktl->pkt.stream_index]->last_in_packet_buffer= NULL; av_free_packet(&pktl->pkt); av_freep(&pktl); pktl = next; @@ -1811,14 +1849,19 @@ static int mxf_interleave_get_packet(AVFormatContext *s, AVPacket *out, AVPacket last->next = NULL; else { s->packet_buffer = NULL; + s->packet_buffer_end= NULL; goto out; } pktl = s->packet_buffer; } *out = pktl->pkt; - //av_log(s, AV_LOG_DEBUG, "out st:%d dts:%lld\n", (*out).stream_index, (*out).dts); + av_dlog(s, "out st:%d dts:%lld\n", (*out).stream_index, (*out).dts); s->packet_buffer = pktl->next; + if(s->streams[pktl->pkt.stream_index]->last_in_packet_buffer == pktl) + s->streams[pktl->pkt.stream_index]->last_in_packet_buffer= NULL; + if(!s->packet_buffer) + s->packet_buffer_end= NULL; av_freep(&pktl); return 1; } else { @@ -1843,34 +1886,31 @@ static int mxf_interleave(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int mxf_interleave_get_packet, mxf_compare_timestamps); } -AVOutputFormat mxf_muxer = { - "mxf", - NULL_IF_CONFIG_SMALL("Material eXchange Format"), - "application/mxf", - "mxf", - sizeof(MXFContext), - CODEC_ID_PCM_S16LE, - CODEC_ID_MPEG2VIDEO, - mxf_write_header, - mxf_write_packet, - mxf_write_footer, - AVFMT_NOTIMESTAMPS, - NULL, - mxf_interleave, +AVOutputFormat ff_mxf_muxer = { + .name = "mxf", + .long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format)"), + .mime_type = "application/mxf", + .extensions = "mxf", + .priv_data_size = sizeof(MXFContext), + .audio_codec = AV_CODEC_ID_PCM_S16LE, + .video_codec = AV_CODEC_ID_MPEG2VIDEO, + .write_header = mxf_write_header, + .write_packet = mxf_write_packet, + .write_trailer = mxf_write_footer, + .flags = AVFMT_NOTIMESTAMPS, + .interleave_packet = mxf_interleave, }; -AVOutputFormat mxf_d10_muxer = { - "mxf_d10", - NULL_IF_CONFIG_SMALL("Material eXchange Format, D-10 Mapping"), - "application/mxf", - NULL, - sizeof(MXFContext), - CODEC_ID_PCM_S16LE, - CODEC_ID_MPEG2VIDEO, - mxf_write_header, - mxf_write_packet, - mxf_write_footer, - AVFMT_NOTIMESTAMPS, - NULL, - mxf_interleave, +AVOutputFormat ff_mxf_d10_muxer = { + .name = "mxf_d10", + .long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) D-10 Mapping"), + .mime_type = "application/mxf", + .priv_data_size = sizeof(MXFContext), + .audio_codec = AV_CODEC_ID_PCM_S16LE, + .video_codec = AV_CODEC_ID_MPEG2VIDEO, + .write_header = mxf_write_header, + .write_packet = mxf_write_packet, + .write_trailer = mxf_write_footer, + .flags = AVFMT_NOTIMESTAMPS, + .interleave_packet = mxf_interleave, };