generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

mxfenc: support dnxhd codec

Browse Source
This commit is contained in:
Matthieu Bouron 2012-05-29 00:45:41 +02:00
parent 135e684311
commit d99001cab3
1 changed files with 138 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

139
libavformat/mxfenc.c
View File

@ -39,6 +39,7 @@
#include "libavutil/random_seed.h"
#include "libavutil/timecode.h"
#include "libavcodec/bytestream.h"
#include "libavcodec/dnxhddata.h"
#include "audiointerleave.h"
#include "avformat.h"
#include "internal.h"
@ -75,6 +76,7 @@ typedef struct {
int order; ///< interleaving order if dts are equal
int interlaced; ///< whether picture is interlaced
int field_dominance; ///< tff=1, bff=2
int component_depth;
int temporal_reordering;
AVRational aspect_ratio; ///< display aspect ratio
int closed_gop; ///< gop is closed, used in mpeg-2 frame parsing
@ -95,6 +97,7 @@ static const struct {
{ CODEC_ID_PCM_S24LE, 1 },
{ CODEC_ID_PCM_S16LE, 1 },
{ CODEC_ID_DVVIDEO, 15 },
{ CODEC_ID_DNXHD, 24 },
{ CODEC_ID_NONE }
};
@ -216,6 +219,56 @@ static const MXFContainerEssenceEntry mxf_essence_container_uls[] = {
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x18,0x01,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x08,0x00 },
mxf_write_cdci_desc },
// DNxHD 1080p 10bit high
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 1080p 8bit medium
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x03,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 1080p 8bit high
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x04,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 1080i 10bit high
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x07,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 1080i 8bit medium
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x08,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 1080i 8bit high
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x09,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 720p 10bit
{ { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x10,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 720p 8bit high
{ { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x11,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 720p 8bit medium
{ { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x12,0x00,0x00 },
mxf_write_cdci_desc },
// DNxHD 720p 8bit low
{ { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
{ 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x13,0x00,0x00 },
mxf_write_cdci_desc },
{ { 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 },
@ -865,7 +918,7 @@ static void mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID ke
// component depth
mxf_write_local_tag(pb, 4, 0x3301);
avio_wb32(pb, 8);
avio_wb32(pb, sc->component_depth);
// horizontal subsampling
mxf_write_local_tag(pb, 4, 0x3302);
@ -1338,6 +1391,83 @@ static void mxf_write_partition(AVFormatContext *s, int bodysid,
avio_flush(pb);
}
static int mxf_parse_dnxhd_frame(AVFormatContext *s, AVStream *st,
AVPacket *pkt)
{
MXFContext *mxf = s->priv_data;
MXFStreamContext *sc = st->priv_data;
int i, cid;
uint8_t* header_cid;
unsigned int frame_size = 0;
if (mxf->header_written)
return 1;
if (pkt->size < 43)
return -1;
header_cid = pkt->data + 0x28;
cid = header_cid[0] << 24 | header_cid[1] << 16 | header_cid[2] << 8 | header_cid[3];
if ((i = ff_dnxhd_get_cid_table(cid)) < 0)
return -1;
switch (cid) {
case 1235:
sc->index = 24;
sc->component_depth = 10;
break;
case 1237:
sc->index = 25;
break;
case 1238:
sc->index = 26;
break;
case 1241:
sc->index = 27;
sc->component_depth = 10;
break;
case 1242:
sc->index = 28;
break;
case 1243:
sc->index = 29;
break;
case 1250:
sc->index = 30;
sc->component_depth = 10;
break;
case 1251:
sc->index = 31;
break;
case 1252:
sc->index = 32;
break;
case 1253:
sc->index = 33;
break;
default:
return -1;
}
frame_size = ff_dnxhd_cid_table[i].frame_size;
mxf->edit_unit_byte_count = KAG_SIZE;
for (i = 0; i < s->nb_streams; i++) {
AVStream *st = s->streams[i];
MXFStreamContext *sc = st->priv_data;
if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
mxf->edit_unit_byte_count += 16 + 4 + sc->aic.samples[0]*sc->aic.sample_size;
mxf->edit_unit_byte_count += klv_fill_size(mxf->edit_unit_byte_count);
} else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
mxf->edit_unit_byte_count += 16 + 4 + frame_size;
mxf->edit_unit_byte_count += klv_fill_size(mxf->edit_unit_byte_count);
}
}
return 1;
}
static int mxf_parse_dv_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
{
MXFContext *mxf = s->priv_data;
@ -1551,6 +1681,8 @@ static int mxf_write_header(AVFormatContext *s)
if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
AVRational rate;
// Default component depth to 8
sc->component_depth = 8;
if (fabs(av_q2d(st->codec->time_base) - 1/25.0) < 0.0001) {
samples_per_frame = PAL_samples_per_frame;
mxf->time_base = (AVRational){ 1, 25 };
@ -1811,6 +1943,11 @@ static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt)
av_log(s, AV_LOG_ERROR, "could not get mpeg2 profile and level\n");
return -1;
}
} else if (st->codec->codec_id == CODEC_ID_DNXHD) {
if (!mxf_parse_dnxhd_frame(s, st, pkt)) {
av_log(s, AV_LOG_ERROR, "could not get dnxhd profile\n");
return -1;
}
} else if (st->codec->codec_id == CODEC_ID_DVVIDEO) {
if (!mxf_parse_dv_frame(s, st, pkt)) {
av_log(s, AV_LOG_ERROR, "could not get dv profile\n");