--- Begin Message ---
Signed-off-by: Cedric Le Barz <cleb...@ektacom.com>
---
ffmpeg/libavcodec/j2kenc.c | 28 +++---
ffmpeg/libavcodec/jpeg2000.h | 90 +++++++++++++++++
ffmpeg/libavcodec/jpeg2000dec.c | 89 +----------------
ffmpeg/libavformat/mxf.h | 1 +
ffmpeg/libavformat/mxfenc.c | 169 +++++++++++++++++++++++++++++++-
5 files changed, 273 insertions(+), 104 deletions(-)
diff --git a/ffmpeg/libavcodec/j2kenc.c b/ffmpeg/libavcodec/j2kenc.c
index 6406f90..f5178d7 100644
--- a/ffmpeg/libavcodec/j2kenc.c
+++ b/ffmpeg/libavcodec/j2kenc.c
@@ -106,7 +106,7 @@ static const int dwt_norms[2][4][10] = { //
[dwt_type][band][rlevel] (multiplied
typedef struct {
Jpeg2000Component *comp;
double *layer_rates;
-} Jpeg2000Tile;
+} J2kTile;
typedef struct {
AVClass *class;
@@ -131,7 +131,7 @@ typedef struct {
Jpeg2000CodingStyle codsty;
Jpeg2000QuantStyle qntsty;
- Jpeg2000Tile *tile;
+ J2kTile *tile;
int layer_rates[100];
uint8_t compression_rate_enc; ///< Is compression done using compression
ratio?
@@ -171,7 +171,7 @@ static void dump(Jpeg2000EncoderContext *s, FILE *fd)
s->width, s->height, s->tile_width, s->tile_height,
s->numXtiles, s->numYtiles, s->ncomponents);
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
- Jpeg2000Tile *tile = s->tile + tileno;
+ J2kTile *tile = s->tile + tileno;
nspaces(fd, 2);
fprintf(fd, "tile %d:\n", tileno);
for(compno = 0; compno < s->ncomponents; compno++){
@@ -427,7 +427,7 @@ static void compute_rates(Jpeg2000EncoderContext* s)
int layno, compno;
for (i = 0; i < s->numYtiles; i++) {
for (j = 0; j < s->numXtiles; j++) {
- Jpeg2000Tile *tile = &s->tile[s->numXtiles * i + j];
+ J2kTile *tile = &s->tile[s->numXtiles * i + j];
for (compno = 0; compno < s->ncomponents; compno++) {
int tilew = tile->comp[compno].coord[0][1] -
tile->comp[compno].coord[0][0];
int tileh = tile->comp[compno].coord[1][1] -
tile->comp[compno].coord[1][0];
@@ -460,12 +460,12 @@ static int init_tiles(Jpeg2000EncoderContext *s)
s->numXtiles = ff_jpeg2000_ceildiv(s->width, s->tile_width);
s->numYtiles = ff_jpeg2000_ceildiv(s->height, s->tile_height);
- s->tile = av_calloc(s->numXtiles, s->numYtiles * sizeof(Jpeg2000Tile));
+ s->tile = av_calloc(s->numXtiles, s->numYtiles * sizeof(J2kTile));
if (!s->tile)
return AVERROR(ENOMEM);
for (tileno = 0, tiley = 0; tiley < s->numYtiles; tiley++)
for (tilex = 0; tilex < s->numXtiles; tilex++, tileno++){
- Jpeg2000Tile *tile = s->tile + tileno;
+ J2kTile *tile = s->tile + tileno;
tile->comp = av_calloc(s->ncomponents, sizeof(*tile->comp));
if (!tile->comp)
@@ -509,7 +509,7 @@ static int init_tiles(Jpeg2000EncoderContext *s)
int tileno, compno, i, y, x;
\
const PIXEL *line;
\
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
\
- Jpeg2000Tile *tile = s->tile + tileno;
\
+ J2kTile *tile = s->tile + tileno;
\
if (s->planar){
\
for (compno = 0; compno < s->ncomponents; compno++){
\
Jpeg2000Component *comp = tile->comp + compno;
\
@@ -701,7 +701,7 @@ static void encode_clnpass(Jpeg2000T1Context *t1, int
width, int height, int ban
}
}
-static void encode_cblk(Jpeg2000EncoderContext *s, Jpeg2000T1Context *t1,
Jpeg2000Cblk *cblk, Jpeg2000Tile *tile,
+static void encode_cblk(Jpeg2000EncoderContext *s, Jpeg2000T1Context *t1,
Jpeg2000Cblk *cblk, J2kTile *tile,
int width, int height, int bandpos, int lev)
{
int pass_t = 2, passno, x, y, max=0, nmsedec, bpno;
@@ -935,7 +935,7 @@ static int encode_packet(Jpeg2000EncoderContext *s,
Jpeg2000ResLevel *rlevel, in
return 0;
}
-static int encode_packets(Jpeg2000EncoderContext *s, Jpeg2000Tile *tile, int
tileno, int nlayers)
+static int encode_packets(Jpeg2000EncoderContext *s, J2kTile *tile, int
tileno, int nlayers)
{
int compno, reslevelno, layno, ret;
Jpeg2000CodingStyle *codsty = &s->codsty;
@@ -1181,7 +1181,7 @@ static int encode_packets(Jpeg2000EncoderContext *s,
Jpeg2000Tile *tile, int til
return 0;
}
-static void makelayer(Jpeg2000EncoderContext *s, int layno, double thresh,
Jpeg2000Tile* tile, int final)
+static void makelayer(Jpeg2000EncoderContext *s, int layno, double thresh,
J2kTile* tile, int final)
{
int compno, resno, bandno, precno, cblkno;
int passno;
@@ -1264,7 +1264,7 @@ static void makelayer(Jpeg2000EncoderContext *s, int
layno, double thresh, Jpeg2
}
}
-static void makelayers(Jpeg2000EncoderContext *s, Jpeg2000Tile *tile)
+static void makelayers(Jpeg2000EncoderContext *s, J2kTile *tile)
{
int precno, compno, reslevelno, bandno, cblkno, lev, passno, layno;
int i;
@@ -1365,7 +1365,7 @@ static int getcut(Jpeg2000Cblk *cblk, int64_t lambda, int
dwt_norm)
return res;
}
-static void truncpasses(Jpeg2000EncoderContext *s, Jpeg2000Tile *tile)
+static void truncpasses(Jpeg2000EncoderContext *s, J2kTile *tile)
{
int precno, compno, reslevelno, bandno, cblkno, lev;
Jpeg2000CodingStyle *codsty = &s->codsty;
@@ -1399,7 +1399,7 @@ static void truncpasses(Jpeg2000EncoderContext *s,
Jpeg2000Tile *tile)
}
}
-static int encode_tile(Jpeg2000EncoderContext *s, Jpeg2000Tile *tile, int
tileno)
+static int encode_tile(Jpeg2000EncoderContext *s, J2kTile *tile, int tileno)
{
int compno, reslevelno, bandno, ret;
Jpeg2000T1Context t1;
@@ -1514,7 +1514,7 @@ static void reinit(Jpeg2000EncoderContext *s)
{
int tileno, compno;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
- Jpeg2000Tile *tile = s->tile + tileno;
+ J2kTile *tile = s->tile + tileno;
for (compno = 0; compno < s->ncomponents; compno++)
ff_jpeg2000_reinit(tile->comp + compno, &s->codsty);
}
diff --git a/ffmpeg/libavcodec/jpeg2000.h b/ffmpeg/libavcodec/jpeg2000.h
index e5ecb4c..e1ebca5 100644
--- a/ffmpeg/libavcodec/jpeg2000.h
+++ b/ffmpeg/libavcodec/jpeg2000.h
@@ -33,7 +33,9 @@
#include "avcodec.h"
#include "mqc.h"
+#include "bytestream.h"
#include "jpeg2000dwt.h"
+#include "jpeg2000dsp.h"
enum Jpeg2000Markers {
JPEG2000_SOC = 0xff4f, // start of codestream
@@ -120,6 +122,8 @@ enum Jpeg2000Quantsty { // quantization style
#define JPEG2000_PGOD_PCRL 0x03 // Position-component-resolution
level-layer progression
#define JPEG2000_PGOD_CPRL 0x04 // Component-position-resolution
level-layer progression
+#define MAX_POCS 32
+
typedef struct Jpeg2000T1Context {
int data[6144];
uint16_t flags[6156];
@@ -227,6 +231,90 @@ typedef struct Jpeg2000Component {
uint8_t roi_shift; // ROI scaling value for the component
} Jpeg2000Component;
+
+typedef struct Jpeg2000POCEntry {
+ uint16_t LYEpoc;
+ uint16_t CSpoc;
+ uint16_t CEpoc;
+ uint8_t RSpoc;
+ uint8_t REpoc;
+ uint8_t Ppoc;
+} Jpeg2000POCEntry;
+
+typedef struct Jpeg2000POC {
+ Jpeg2000POCEntry poc[MAX_POCS];
+ int nb_poc;
+ int is_default;
+} Jpeg2000POC;
+
+typedef struct Jpeg2000TilePart {
+ uint8_t tile_index; // Tile index who refers the tile-part
+ const uint8_t *tp_end;
+ GetByteContext header_tpg; // bit stream of header if PPM header
is used
+ GetByteContext tpg; // bit stream in tile-part
+} Jpeg2000TilePart;
+
+typedef struct Jpeg2000Tile {
+ Jpeg2000Component *comp;
+ uint8_t properties[4];
+ Jpeg2000CodingStyle codsty[4];
+ Jpeg2000QuantStyle qntsty[4];
+ Jpeg2000POC poc;
+ Jpeg2000TilePart tile_part[32];
+ uint8_t has_ppt; // whether this tile has a ppt
marker
+ uint8_t *packed_headers; // contains packed headers.
Used only along with PPT marker
+ int packed_headers_size; // size in bytes of the packed
headers
+ GetByteContext packed_headers_stream; // byte context corresponding
to packed headers
+ uint16_t tp_idx; // Tile-part index
+ int coord[2][2]; // border coordinates {{x0, x1}, {y0,
y1}}
+} Jpeg2000Tile;
+
+typedef struct Jpeg2000DecoderContext {
+ AVClass *class;
+ AVCodecContext *avctx;
+ GetByteContext g;
+
+ int width, height;
+ int image_offset_x, image_offset_y;
+ int tile_offset_x, tile_offset_y;
+ uint8_t cbps[4]; // bits per sample in particular components
+ uint8_t sgnd[4]; // if a component is signed
+ uint8_t properties[4];
+
+ uint8_t has_ppm;
+ uint8_t *packed_headers; // contains packed headers. Used only
along with PPM marker
+ int packed_headers_size;
+ GetByteContext packed_headers_stream;
+ uint8_t in_tile_headers;
+
+ int cdx[4], cdy[4];
+ int precision;
+ int ncomponents;
+ int colour_space;
+ uint32_t palette[256];
+ int8_t pal8;
+ int cdef[4];
+ int tile_width, tile_height;
+ unsigned numXtiles, numYtiles;
+ int maxtilelen;
+ AVRational sar;
+
+ Jpeg2000CodingStyle codsty[4];
+ Jpeg2000QuantStyle qntsty[4];
+ Jpeg2000POC poc;
+ uint8_t roi_shift[4];
+
+ int bit_index;
+
+ int curtileno;
+
+ Jpeg2000Tile *tile;
+ Jpeg2000DSPContext dsp;
+
+ // options parameters
+ int reduction_factor;
+} Jpeg2000DecoderContext;
+
/* misc tools */
static inline int ff_jpeg2000_ceildivpow2(int a, int b)
{
@@ -286,6 +374,8 @@ void ff_jpeg2000_reinit(Jpeg2000Component *comp,
Jpeg2000CodingStyle *codsty);
void ff_jpeg2000_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty);
+int jpeg2000_read_main_headers(Jpeg2000DecoderContext *s);
+
static inline int needs_termination(int style, int passno) {
if (style & JPEG2000_CBLK_BYPASS) {
int type = passno % 3;
diff --git a/ffmpeg/libavcodec/jpeg2000dec.c b/ffmpeg/libavcodec/jpeg2000dec.c
index c2b81ec..80db484 100644
--- a/ffmpeg/libavcodec/jpeg2000dec.c
+++ b/ffmpeg/libavcodec/jpeg2000dec.c
@@ -51,93 +51,6 @@
#define HAD_COC 0x01
#define HAD_QCC 0x02
-#define MAX_POCS 32
-
-typedef struct Jpeg2000POCEntry {
- uint16_t LYEpoc;
- uint16_t CSpoc;
- uint16_t CEpoc;
- uint8_t RSpoc;
- uint8_t REpoc;
- uint8_t Ppoc;
-} Jpeg2000POCEntry;
-
-typedef struct Jpeg2000POC {
- Jpeg2000POCEntry poc[MAX_POCS];
- int nb_poc;
- int is_default;
-} Jpeg2000POC;
-
-typedef struct Jpeg2000TilePart {
- uint8_t tile_index; // Tile index who refers the tile-part
- const uint8_t *tp_end;
- GetByteContext header_tpg; // bit stream of header if PPM header
is used
- GetByteContext tpg; // bit stream in tile-part
-} Jpeg2000TilePart;
-
-/* RMK: For JPEG2000 DCINEMA 3 tile-parts in a tile
- * one per component, so tile_part elements have a size of 3 */
-typedef struct Jpeg2000Tile {
- Jpeg2000Component *comp;
- uint8_t properties[4];
- Jpeg2000CodingStyle codsty[4];
- Jpeg2000QuantStyle qntsty[4];
- Jpeg2000POC poc;
- Jpeg2000TilePart tile_part[32];
- uint8_t has_ppt; // whether this tile has a ppt
marker
- uint8_t *packed_headers; // contains packed headers.
Used only along with PPT marker
- int packed_headers_size; // size in bytes of the packed
headers
- GetByteContext packed_headers_stream; // byte context corresponding
to packed headers
- uint16_t tp_idx; // Tile-part index
- int coord[2][2]; // border coordinates {{x0, x1}, {y0,
y1}}
-} Jpeg2000Tile;
-
-typedef struct Jpeg2000DecoderContext {
- AVClass *class;
- AVCodecContext *avctx;
- GetByteContext g;
-
- int width, height;
- int image_offset_x, image_offset_y;
- int tile_offset_x, tile_offset_y;
- uint8_t cbps[4]; // bits per sample in particular components
- uint8_t sgnd[4]; // if a component is signed
- uint8_t properties[4];
-
- uint8_t has_ppm;
- uint8_t *packed_headers; // contains packed headers. Used only
along with PPM marker
- int packed_headers_size;
- GetByteContext packed_headers_stream;
- uint8_t in_tile_headers;
-
- int cdx[4], cdy[4];
- int precision;
- int ncomponents;
- int colour_space;
- uint32_t palette[256];
- int8_t pal8;
- int cdef[4];
- int tile_width, tile_height;
- unsigned numXtiles, numYtiles;
- int maxtilelen;
- AVRational sar;
-
- Jpeg2000CodingStyle codsty[4];
- Jpeg2000QuantStyle qntsty[4];
- Jpeg2000POC poc;
- uint8_t roi_shift[4];
-
- int bit_index;
-
- int curtileno;
-
- Jpeg2000Tile *tile;
- Jpeg2000DSPContext dsp;
-
- /*options parameters*/
- int reduction_factor;
-} Jpeg2000DecoderContext;
-
/* get_bits functions for JPEG2000 packet bitstream
* It is a get_bit function with a bit-stuffing routine. If the value of the
* byte is 0xFF, the next byte includes an extra zero bit stuffed into the MSB.
@@ -2134,7 +2047,7 @@ static void jpeg2000_dec_cleanup(Jpeg2000DecoderContext
*s)
s->ncomponents = 0;
}
-static int jpeg2000_read_main_headers(Jpeg2000DecoderContext *s)
+int jpeg2000_read_main_headers(Jpeg2000DecoderContext *s)
{
Jpeg2000CodingStyle *codsty = s->codsty;
Jpeg2000QuantStyle *qntsty = s->qntsty;
diff --git a/ffmpeg/libavformat/mxf.h b/ffmpeg/libavformat/mxf.h
index 2561605..7dd1681 100644
--- a/ffmpeg/libavformat/mxf.h
+++ b/ffmpeg/libavformat/mxf.h
@@ -55,6 +55,7 @@ enum MXFMetadataSetType {
SoundfieldGroupLabelSubDescriptor,
GroupOfSoundfieldGroupsLabelSubDescriptor,
FFV1SubDescriptor,
+ JPEG2000SubDescriptor,
};
enum MXFFrameLayout {
diff --git a/ffmpeg/libavformat/mxfenc.c b/ffmpeg/libavformat/mxfenc.c
index a29d678..aa7dbd7 100644
--- a/ffmpeg/libavformat/mxfenc.c
+++ b/ffmpeg/libavformat/mxfenc.c
@@ -48,8 +48,10 @@
#include "libavutil/pixdesc.h"
#include "libavutil/time_internal.h"
#include "libavcodec/avcodec.h"
+#include "libavcodec/bytestream.h"
#include "libavcodec/golomb.h"
#include "libavcodec/h264.h"
+#include "libavcodec/jpeg2000.h"
#include "libavcodec/packet_internal.h"
#include "libavcodec/startcode.h"
#include "avformat.h"
@@ -102,6 +104,16 @@ typedef struct MXFStreamContext {
int b_picture_count; ///< maximum number of consecutive b pictures,
used in mpeg-2 descriptor
int low_delay; ///< low delay, used in mpeg-2 descriptor
int avc_intra;
+ uint16_t j2k_rsiz; ///< j2k required decoder capabilities (Rsiz)
+ uint32_t j2k_xsiz; ///< j2k widht of the reference grid (Xsiz)
+ uint32_t j2k_ysiz; ///< j2k height of the reference grid (Ysiz)
+ uint32_t j2k_x0siz; ///< j2k horizontal offset from the origin of the
reference grid to the left side of the image (X0siz)
+ uint32_t j2k_y0siz; ///< j2k vertical offset from the origin of the
reference grid to the left side of the image (Y0siz)
+ uint32_t j2k_xtsiz; ///< j2k width of one reference tile with respect
to the reference grid (XTsiz)
+ uint32_t j2k_ytsiz; ///< j2k height of one reference tile with
respect to the reference grid (YTsiz)
+ uint32_t j2k_xt0siz; ///< j2k horizontal offset from the origin of the
reference grid to the left side of the first tile (XT0siz)
+ uint32_t j2k_yt0siz; ///< j2k vertical offset from the origin of the
reference grid to the left side of the first tile (YT0siz)
+ uint8_t j2k_comp_desc[12]; ///< j2k components descriptor (Ssiz(i),
XRsiz(i), YRsiz(i))
} MXFStreamContext;
typedef struct MXFContainerEssenceEntry {
@@ -390,6 +402,20 @@ static const MXFLocalTagPair mxf_local_tag_batch[] = {
{ 0x8302, FF_MXF_MasteringDisplayWhitePointChromaticity },
{ 0x8303, FF_MXF_MasteringDisplayMaximumLuminance },
{ 0x8304, FF_MXF_MasteringDisplayMinimumLuminance },
+ // ff_mxf_jpeg2000_local_tags
+ { 0x8400,
{0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x06,0x01,0x01,0x04,0x06,0x10,0x00,0x00}},
/* Sub Descriptors / Opt Ordered array of strong references to sub descriptor
sets */
+ { 0x8401,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x01,0x00,0x00,0x00}},
/* Rsiz: An enumerated value that defines the decoder capabilities */
+ { 0x8402,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x02,0x00,0x00,0x00}},
/* Xsiz: Width of the reference grid */
+ { 0x8403,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x03,0x00,0x00,0x00}},
/* Ysiz: Height of the reference grid */
+ { 0x8404,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x04,0x00,0x00,0x00}},
/* X0siz: Horizontal offset from the origin of the reference grid to the left
side of the image area */
+ { 0x8405,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x05,0x00,0x00,0x00}},
/* Y0siz: Vertical offset from the origin of the reference grid to the left
side of the image area */
+ { 0x8406,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x06,0x00,0x00,0x00}},
/* XTsiz: Width of one reference tile with respect to the reference grid */
+ { 0x8407,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x07,0x00,0x00,0x00}},
/* YTsiz: Height of one reference tile with respect to the reference grid */
+ { 0x8408,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x08,0x00,0x00,0x00}},
/* XT0siz: Horizontal offset from the origin of the reference grid to the left
side of the first tile */
+ { 0x8409,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x09,0x00,0x00,0x00}},
/* YT0siz: Vertical offset from the origin of the reference grid to the left
side of the first tile */
+ { 0x840A,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x0A,0x00,0x00,0x00}},
/* Csiz: The number of components in the picture */
+ { 0x840B,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x0B,0x00,0x00,0x00}},
/* Ssizi, XRSizi, YRSizi: Array of picture components where each component
comprises 3 bytes named Ssizi, XRSizi, YRSizi. The array of 3-byte groups is
preceded by the array header comprising a 4-byte value of the number of
components followed by a 4-byte value of 3. */
+ { 0x840C,
{0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x0E,0x00,0x00,0x00}},
/* The nature and order of the image components in the compressed domain as
carried in the J2C codestream. */
};
#define MXF_NUM_TAGS FF_ARRAY_ELEMS(mxf_local_tag_batch)
@@ -526,7 +552,7 @@ static void mxf_write_primer_pack(AVFormatContext *s)
MXFContext *mxf = s->priv_data;
AVIOContext *pb = s->pb;
int local_tag_number = MXF_NUM_TAGS, i;
- int will_have_avc_tags = 0, will_have_mastering_tags = 0;
+ int will_have_avc_tags = 0, will_have_mastering_tags = 0,
will_have_jpeg2000_tags = 0;
for (i = 0; i < s->nb_streams; i++) {
MXFStreamContext *sc = s->streams[i]->priv_data;
@@ -536,6 +562,9 @@ static void mxf_write_primer_pack(AVFormatContext *s)
if (av_stream_get_side_data(s->streams[i],
AV_PKT_DATA_MASTERING_DISPLAY_METADATA, NULL)) {
will_have_mastering_tags = 1;
}
+ if (s->streams[i]->codecpar->codec_id == AV_CODEC_ID_JPEG2000){
+ will_have_jpeg2000_tags = 1;
+ }
}
if (!mxf->store_user_comments) {
@@ -558,6 +587,22 @@ static void mxf_write_primer_pack(AVFormatContext *s)
mxf_mark_tag_unused(mxf, 0x8304);
}
+ if (!will_have_jpeg2000_tags) {
+ mxf_mark_tag_unused(mxf, 0x8400);
+ mxf_mark_tag_unused(mxf, 0x8401);
+ mxf_mark_tag_unused(mxf, 0x8402);
+ mxf_mark_tag_unused(mxf, 0x8403);
+ mxf_mark_tag_unused(mxf, 0x8404);
+ mxf_mark_tag_unused(mxf, 0x8405);
+ mxf_mark_tag_unused(mxf, 0x8406);
+ mxf_mark_tag_unused(mxf, 0x8407);
+ mxf_mark_tag_unused(mxf, 0x8408);
+ mxf_mark_tag_unused(mxf, 0x8409);
+ mxf_mark_tag_unused(mxf, 0x840A);
+ mxf_mark_tag_unused(mxf, 0x840B);
+ mxf_mark_tag_unused(mxf, 0x840C);
+ }
+
for (i = 0; i < MXF_NUM_TAGS; i++) {
if (mxf->unused_tags[i]) {
local_tag_number--;
@@ -1095,8 +1140,8 @@ static const UID mxf_wav_descriptor_key = {
0x06,0x0E,0x2B,0x34,0x02,0x53,
static const UID mxf_aes3_descriptor_key = {
0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00
};
static const UID mxf_cdci_descriptor_key = {
0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x28,0x00
};
static const UID mxf_generic_sound_descriptor_key = {
0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x42,0x00
};
-
static const UID mxf_avc_subdescriptor_key = {
0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x6E,0x00
};
+static const UID mxf_jpeg2000_subdescriptor_key = {
0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x5A,0x00};
static inline uint16_t rescale_mastering_chroma(AVRational q)
{
@@ -1365,6 +1410,66 @@ static void mxf_write_avc_subdesc(AVFormatContext *s,
AVStream *st)
mxf_update_klv_size(s->pb, pos);
}
+static void mxf_write_jpeg2000_subdesc(AVFormatContext *s, AVStream *st)
+{
+ MXFStreamContext *sc = st->priv_data;
+ AVIOContext *pb = s->pb;
+ int64_t pos;
+ int component_count = av_pix_fmt_count_planes(st->codecpar->format);
+ int comp = 0;
+
+ /* JPEG2000 subdescriptor key */
+ avio_write(pb, mxf_jpeg2000_subdescriptor_key, 16);
+ klv_encode_ber4_length(pb, 0);
+ pos = avio_tell(pb);
+
+ mxf_write_local_tag(s, 16, 0x3C0A);
+ mxf_write_uuid(pb, JPEG2000SubDescriptor, 0);
+
+ /* Value defining the decoder capabilities (rsiz) */
+ mxf_write_local_tag(s, 2, 0x8401);
+ avio_wb16(pb, sc->j2k_rsiz);
+ /* Width of the JPEG2000 reference grid (Xsiz) */
+ mxf_write_local_tag(s, 4, 0x8402);
+ avio_wb32(pb, st->codecpar->width);
+ /* Height of the JPEG2000 reference grid (Ysiz) */
+ mxf_write_local_tag(s, 4, 0x8403);
+ avio_wb32(pb, st->codecpar->height);
+ /* Horizontal offset from the reference grid origin to the left side of
the image area (X0siz) */
+ mxf_write_local_tag(s, 4, 0x8404);
+ avio_wb32(pb, sc->j2k_x0siz);
+ /* Vertical offset from the reference grid origin to the left side of the
image area (Y0siz) */
+ mxf_write_local_tag(s, 4, 0x8405);
+ avio_wb32(pb, sc->j2k_y0siz);
+ /* Width of one reference tile with respect to the reference grid (XTsiz)
*/
+ mxf_write_local_tag(s, 4, 0x8406);
+ avio_wb32(pb, sc->j2k_xtsiz);
+ /* Height of one reference tile with respect to the reference grid (YTsiz)
*/
+ mxf_write_local_tag(s, 4, 0x8407);
+ avio_wb32(pb, sc->j2k_ytsiz);
+ /* Horizontal offset from the origin of the reference grid to the left
side of the first tile (XT0siz) */
+ mxf_write_local_tag(s, 4, 0x8408);
+ avio_wb32(pb, sc->j2k_xt0siz);
+ /* Vertical offset from the origin of the reference grid to the left side
of the first tile (YT0siz) */
+ mxf_write_local_tag(s, 4, 0x8409);
+ avio_wb32(pb, sc->j2k_yt0siz);
+ /* Image components number (Csiz) */
+ mxf_write_local_tag(s, 2, 0x840A);
+ avio_wb16(pb, component_count);
+ /* Array of picture components where each component comprises 3 bytes
named Ssiz(i) (Pixel bitdepth - 1),
+ XRSiz(i) (Horizontal sampling), YRSiz(i) (Vertical sampling). The array
of 3-byte groups is preceded
+ by the array header comprising a 4-byte value of the number of
components followed by a 4-byte
+ value of 3. */
+ mxf_write_local_tag(s, 8 + 3*component_count, 0x840B);
+ avio_wb32(pb, component_count);
+ avio_wb32(pb, 3);
+ for ( comp = 0; comp < component_count; comp++ ) {
+ avio_write(pb, &sc->j2k_comp_desc[3*comp] , 3);
+ }
+
+ mxf_update_klv_size(pb, pos);
+}
+
static void mxf_write_cdci_desc(AVFormatContext *s, AVStream *st)
{
int64_t pos = mxf_write_cdci_common(s, st, mxf_cdci_descriptor_key);
@@ -1373,6 +1478,9 @@ static void mxf_write_cdci_desc(AVFormatContext *s,
AVStream *st)
if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
mxf_write_avc_subdesc(s, st);
}
+ if (st->codecpar->codec_id == AV_CODEC_ID_JPEG2000) {
+ mxf_write_jpeg2000_subdesc(s, st);
+ }
}
static void mxf_write_h264_desc(AVFormatContext *s, AVStream *st)
@@ -2113,6 +2221,58 @@ static int mxf_parse_dnxhd_frame(AVFormatContext *s,
AVStream *st, AVPacket *pkt
return 1;
}
+static int mxf_parse_jpeg2000_frame(AVFormatContext *s, AVStream *st, AVPacket
*pkt)
+{
+ MXFContext *mxf = s->priv_data;
+ MXFStreamContext *sc = st->priv_data;
+ int component_count = av_pix_fmt_count_planes(st->codecpar->format);
+ Jpeg2000DecoderContext jpeg2000ctx;
+ AVCodecContext avctx;
+ GetByteContext *g = &(jpeg2000ctx.g);
+ uint32_t j2k_ncomponents;
+ int comp;
+
+ if (mxf->header_written)
+ return 1;
+
+ avctx.max_pixels = INT_MAX;
+ jpeg2000ctx.reduction_factor = 0;
+ jpeg2000ctx.avctx = &avctx;
+ bytestream2_init(g,pkt->data,pkt->size);
+ while (bytestream2_get_bytes_left(g) >= 3 && bytestream2_peek_be16(g) !=
JPEG2000_SOC)
+ bytestream2_skip(g, 1);
+
+ if (bytestream2_get_be16u(g) != JPEG2000_SOC) {
+ av_log(s, AV_LOG_ERROR, "Invalid J2K codestream: SOC marker not
present.\n");
+ return AVERROR(EINVAL);
+ }
+
+ jpeg2000_read_main_headers(&jpeg2000ctx);
+ sc->j2k_rsiz = jpeg2000ctx.avctx->profile; // Rsiz
+ sc->j2k_xsiz = jpeg2000ctx.width; // Xsiz
+ sc->j2k_ysiz = jpeg2000ctx.height; // Ysiz
+ sc->j2k_x0siz = jpeg2000ctx.image_offset_x; // X0siz
+ sc->j2k_y0siz = jpeg2000ctx.image_offset_y; // Y0siz
+ sc->j2k_xtsiz = jpeg2000ctx.tile_width; // XTsiz
+ sc->j2k_ytsiz = jpeg2000ctx.tile_height; // YTsiz
+ sc->j2k_xt0siz = jpeg2000ctx.tile_offset_x; // XT0siz
+ sc->j2k_yt0siz = jpeg2000ctx.tile_offset_y; // YT0siz
+ j2k_ncomponents = jpeg2000ctx.ncomponents; // Csiz
+ if (j2k_ncomponents != component_count) {
+ av_log(s, AV_LOG_ERROR, "Incoherence about components image
number.\n");
+ return AVERROR(EINVAL);
+ }
+ for (comp = 0; comp < j2k_ncomponents; comp++) {
+ sc->j2k_comp_desc[comp*j2k_ncomponents] =
(jpeg2000ctx.sgnd[comp]<<7)+jpeg2000ctx.cbps[comp]-1; // Ssiz(i)
+ sc->j2k_comp_desc[comp*j2k_ncomponents+1] = jpeg2000ctx.cdx[comp]; //
XRsiz(i)
+ sc->j2k_comp_desc[comp*j2k_ncomponents+2] = jpeg2000ctx.cdy[comp]; //
YRsiz(i))
+ }
+
+ sc->frame_size = pkt->size;
+
+ return 1;
+}
+
static const struct {
const UID container_ul;
const UID codec_ul;
@@ -2958,6 +3118,11 @@ static int mxf_write_packet(AVFormatContext *s, AVPacket
*pkt)
av_log(s, AV_LOG_ERROR, "could not get h264 profile\n");
return -1;
}
+ } else if (st->codecpar->codec_id == AV_CODEC_ID_JPEG2000) {
+ if (!mxf_parse_jpeg2000_frame(s, st, pkt)) {
+ av_log(s, AV_LOG_ERROR, "could not get jpeg2000 profile\n");
+ return -1;
+ }
}
if (mxf->cbr_index) {
--
2.34.1
--- End Message ---