FFmpeg
Data Structures | Macros | Functions | Variables
libopenmpt.c File Reference
#include <libopenmpt/libopenmpt.h>
#include <libopenmpt/libopenmpt_stream_callbacks_file.h>
#include <libopenmpt/libopenmpt_version.h>
#include "libavutil/avstring.h"
#include "libavutil/opt.h"
#include "avformat.h"
#include "internal.h"

Go to the source code of this file.

Data Structures

struct  OpenMPTContext
 

Macros

#define OPENMPT_API_VERSION_MAKE(major, minor, patch)   (((major)<<24)|((minor)<<16)|((patch)<<0))
 
#define OPENMPT_API_VERSION_AT_LEAST(major, minor, patch)   (OPENMPT_API_VERSION >= OPENMPT_API_VERSION_MAKE((major), (minor), (patch)))
 
#define OFFSET(x)   offsetof(OpenMPTContext, x)
 
#define A   AV_OPT_FLAG_AUDIO_PARAM
 
#define D   AV_OPT_FLAG_DECODING_PARAM
 
#define add_meta(s, name, meta)
 
#define AUDIO_PKT_SIZE   2048
 

Functions

static void openmpt_logfunc (const char *message, void *userdata)
 
static int read_header_openmpt (AVFormatContext *s)
 
static int read_packet_openmpt (AVFormatContext *s, AVPacket *pkt)
 
static int read_close_openmpt (AVFormatContext *s)
 
static int read_seek_openmpt (AVFormatContext *s, int stream_idx, int64_t ts, int flags)
 
static int probe_openmpt_extension (AVProbeData *p)
 
static int read_probe_openmpt (const AVProbeData *p)
 

Variables

static const AVOption options []
 
static const AVClass class_openmpt
 
AVInputFormat ff_libopenmpt_demuxer
 

Macro Definition Documentation

#define OPENMPT_API_VERSION_MAKE (   major,
  minor,
  patch 
)    (((major)<<24)|((minor)<<16)|((patch)<<0))

Definition at line 27 of file libopenmpt.c.

#define OPENMPT_API_VERSION_AT_LEAST (   major,
  minor,
  patch 
)    (OPENMPT_API_VERSION >= OPENMPT_API_VERSION_MAKE((major), (minor), (patch)))

Definition at line 30 of file libopenmpt.c.

#define OFFSET (   x)    offsetof(OpenMPTContext, x)

Definition at line 50 of file libopenmpt.c.

#define A   AV_OPT_FLAG_AUDIO_PARAM

Definition at line 51 of file libopenmpt.c.

Definition at line 52 of file libopenmpt.c.

#define add_meta (   s,
  name,
  meta 
)
Value:
do { \
const char *value = meta; \
if (value && value[0]) \
av_dict_set(&s->metadata, name, value, 0); \
openmpt_free_string(value); \
} while(0)
GLsizei GLboolean const GLfloat * value
Definition: opengl_enc.c:108
#define s(width, name)
Definition: cbs_vp9.c:257
if(ret)
int av_dict_set(AVDictionary **pm, const char *key, const char *value, int flags)
Set the given entry in *pm, overwriting an existing entry.
Definition: dict.c:70
const char * name
Definition: opengl_enc.c:102

Definition at line 71 of file libopenmpt.c.

Referenced by read_header_openmpt().

#define AUDIO_PKT_SIZE   2048

Definition at line 167 of file libopenmpt.c.

Referenced by read_packet_openmpt().

Function Documentation

static void openmpt_logfunc ( const char *  message,
void userdata 
)
static

Definition at line 62 of file libopenmpt.c.

Referenced by read_header_openmpt(), and read_probe_openmpt().

static int read_header_openmpt ( AVFormatContext s)
static

Definition at line 79 of file libopenmpt.c.

static int read_packet_openmpt ( AVFormatContext s,
AVPacket pkt 
)
static

Definition at line 169 of file libopenmpt.c.

static int read_close_openmpt ( AVFormatContext s)
static

Definition at line 206 of file libopenmpt.c.

static int read_seek_openmpt ( AVFormatContext s,
int  stream_idx,
int64_t  ts,
int  flags 
)
static

Definition at line 214 of file libopenmpt.c.

static int probe_openmpt_extension ( AVProbeData p)
static

Definition at line 221 of file libopenmpt.c.

Referenced by read_probe_openmpt().

static int read_probe_openmpt ( const AVProbeData p)
static

Definition at line 235 of file libopenmpt.c.

Variable Documentation

const AVOption options[]
static
Initial value:
= {
{ "sample_rate", "set sample rate", OFFSET(sample_rate), AV_OPT_TYPE_INT, { .i64 = 48000 }, 1000, INT_MAX, A | D },
{ "layout", "set channel layout", OFFSET(layout), AV_OPT_TYPE_CHANNEL_LAYOUT, { .i64 = AV_CH_LAYOUT_STEREO }, 0, INT64_MAX, A | D },
{ "subsong", "set subsong", OFFSET(subsong), AV_OPT_TYPE_INT, { .i64 = -2 }, -2, INT_MAX, A | D, "subsong"},
{ "all", "all", 0, AV_OPT_TYPE_CONST, { .i64 = -1}, 0, 0, A | D, "subsong" },
{ "auto", "auto", 0, AV_OPT_TYPE_CONST, { .i64 = -2}, 0, 0, A | D, "subsong" },
{ NULL }
}
#define NULL
Definition: coverity.c:32
#define AV_CH_LAYOUT_STEREO
#define A
Definition: libopenmpt.c:51
#define OFFSET(x)
Definition: libopenmpt.c:50
#define D
Definition: libopenmpt.c:52
sample_rate
Filter the word “frame” indicates either a video frame or a group of audio as stored in an AVFrame structure Format for each input and each output the list of supported formats For video that means pixel format For audio that means channel layout

Definition at line 53 of file libopenmpt.c.

const AVClass class_openmpt
static
Initial value:
= {
.class_name = "libopenmpt",
.item_name = av_default_item_name,
.option = options,
}
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
const char * av_default_item_name(void *ptr)
Return the context name.
Definition: log.c:191
static const AVOption options[]
Definition: libopenmpt.c:53

Definition at line 277 of file libopenmpt.c.

AVInputFormat ff_libopenmpt_demuxer
Initial value:
= {
.name = "libopenmpt",
.long_name = NULL_IF_CONFIG_SMALL("Tracker formats (libopenmpt)"),
.priv_data_size = sizeof(OpenMPTContext),
.priv_class = &class_openmpt,
.extensions = "669,amf,ams,dbm,digi,dmf,dsm,far,gdm,ice,imf,it,j2b,m15,mdl,med,mmcmp,mms,mo3,mod,mptm,mt2,mtm,nst,okt,plm,ppm,psm,pt36,ptm,s3m,sfx,sfx2,st26,stk,stm,ult,umx,wow,xm,xpk",
}
static int read_probe_openmpt(const AVProbeData *p)
Definition: libopenmpt.c:235
static int read_packet_openmpt(AVFormatContext *s, AVPacket *pkt)
Definition: libopenmpt.c:169
static int read_seek(AVFormatContext *ctx, int stream_index, int64_t timestamp, int flags)
Definition: libcdio.c:153
static int read_header_openmpt(AVFormatContext *s)
Definition: libopenmpt.c:79
static int read_close_openmpt(AVFormatContext *s)
Definition: libopenmpt.c:206
static av_cold int read_close(AVFormatContext *ctx)
Definition: libcdio.c:145
static const AVClass class_openmpt
Definition: libopenmpt.c:277
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:186
static int read_header(FFV1Context *f)
Definition: ffv1dec.c:530
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
Definition: avio_reading.c:42
static int read_probe(const AVProbeData *pd)
Definition: jvdec.c:55
static int read_seek_openmpt(AVFormatContext *s, int stream_idx, int64_t ts, int flags)
Definition: libopenmpt.c:214

Definition at line 284 of file libopenmpt.c.