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libmodplug.c File Reference

ModPlug demuxer. More...

#include <libmodplug/modplug.h>
#include "libavutil/avstring.h"
#include "libavutil/eval.h"
#include "libavutil/opt.h"
#include "avformat.h"
#include "internal.h"

Go to the source code of this file.

Data Structures

struct  ModPlugContext
 

Macros

#define MODPLUG_STATIC
 
#define FF_MODPLUG_MAX_FILE_SIZE   (100 * 1<<20)
 
#define FF_MODPLUG_DEF_FILE_SIZE   ( 5 * 1<<20)
 
#define OFFSET(x)   offsetof(ModPlugContext, x)
 
#define D   AV_OPT_FLAG_DECODING_PARAM
 
#define SET_OPT_IF_REQUESTED(libopt, opt, flag)
 
#define ADD_META_MULTIPLE_ENTRIES(entry_name, fname)
 
#define AUDIO_PKT_SIZE   512
 
#define PRINT_INFO(line, name, idvalue)
 

Enumerations

enum  var_name {
  VAR_CH, VAR_N, VAR_NB_IN_CHANNELS, VAR_NB_OUT_CHANNELS,
  VAR_T, VAR_S, VAR_VARS_NB, VAR_VALUE1,
  VAR_VALUE2, VAR_VARS_NB, VAR_TB, VAR_PTS,
  VAR_START_PTS, VAR_PREV_PTS, VAR_PREV_SELECTED_PTS, VAR_T,
  VAR_START_T, VAR_PREV_T, VAR_PREV_SELECTED_T, VAR_PICT_TYPE,
  VAR_I, VAR_P, VAR_B, VAR_S,
  VAR_SI, VAR_SP, VAR_BI, VAR_PICT_TYPE_I,
  VAR_PICT_TYPE_P, VAR_PICT_TYPE_B, VAR_PICT_TYPE_S, VAR_PICT_TYPE_SI,
  VAR_PICT_TYPE_SP, VAR_PICT_TYPE_BI, VAR_INTERLACE_TYPE, VAR_INTERLACE_TYPE_P,
  VAR_INTERLACE_TYPE_T, VAR_INTERLACE_TYPE_B, VAR_CONSUMED_SAMPLES_N, VAR_SAMPLES_N,
  VAR_SAMPLE_RATE, VAR_N, VAR_SELECTED_N, VAR_PREV_SELECTED_N,
  VAR_KEY, VAR_POS, VAR_SCENE, VAR_CONCATDEC_SELECT,
  VAR_VARS_NB, VAR_PI, VAR_PHI, VAR_E,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_A, VAR_SAR, VAR_DAR, VAR_HSUB,
  VAR_VSUB, VAR_OHSUB, VAR_OVSUB, VARS_NB,
  VAR_FRAME_RATE, VAR_INTERLACED, VAR_N, VAR_NB_CONSUMED_SAMPLES,
  VAR_NB_SAMPLES, VAR_POS, VAR_PREV_INPTS, VAR_PREV_INT,
  VAR_PREV_OUTPTS, VAR_PREV_OUTT, VAR_PTS, VAR_SAMPLE_RATE,
  VAR_STARTPTS, VAR_STARTT, VAR_T, VAR_TB,
  VAR_RTCTIME, VAR_RTCSTART, VAR_S, VAR_SR,
  VAR_VARS_NB, VAR_AVTB, VAR_INTB, VAR_SR,
  VAR_VARS_NB, VAR_W, VAR_H, VAR_A,
  VAR_DAR, VAR_SAR, VAR_HSUB, VAR_VSUB,
  VARS_NB, VAR_W, VAR_H, VAR_CW,
  VAR_CH, VAR_HSUB, VAR_VSUB, VARS_NB,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_A, VAR_SAR, VAR_DAR, VAR_HSUB,
  VAR_VSUB, VAR_X, VAR_Y, VAR_N,
  VAR_POS, VAR_T, VAR_VARS_NB, VAR_DAR,
  VAR_HSUB, VAR_VSUB, VAR_IN_H, VAR_IH,
  VAR_IN_W, VAR_IW, VAR_SAR, VAR_X,
  VAR_Y, VAR_H, VAR_W, VAR_T,
  VAR_MAX, VARS_NB, VAR_DAR, VAR_HSUB,
  VAR_VSUB, VAR_LINE_H, VAR_LH, VAR_MAIN_H,
  VAR_h, VAR_H, VAR_MAIN_W, VAR_w,
  VAR_W, VAR_MAX_GLYPH_A, VAR_ASCENT, VAR_MAX_GLYPH_D,
  VAR_DESCENT, VAR_MAX_GLYPH_H, VAR_MAX_GLYPH_W, VAR_N,
  VAR_SAR, VAR_T, VAR_TEXT_H, VAR_TH,
  VAR_TEXT_W, VAR_TW, VAR_X, VAR_Y,
  VAR_PICT_TYPE, VAR_VARS_NB, VAR_N, VAR_POS,
  VAR_R, VAR_T, VAR_NB, VAR_N,
  VAR_PTS, VAR_R, VAR_T, VAR_TB,
  VAR_NB, VAR_W, VAR_H, VAR_VAL,
  VAR_MAXVAL, VAR_MINVAL, VAR_NEGVAL, VAR_CLIPVAL,
  VAR_VARS_NB, VAR_W, VAR_H, VAR_X,
  VAR_Y, VAR_BITDEPTHX, VAR_BITDEPTHY, VAR_VARS_NB,
  VAR_MAIN_W, VAR_MW, VAR_MAIN_H, VAR_MH,
  VAR_OVERLAY_W, VAR_OW, VAR_OVERLAY_H, VAR_OH,
  VAR_HSUB, VAR_VSUB, VAR_X, VAR_Y,
  VAR_N, VAR_POS, VAR_T, VAR_VARS_NB,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_X, VAR_Y, VAR_A, VAR_SAR,
  VAR_DAR, VAR_HSUB, VAR_VSUB, VARS_NB,
  VAR_W, VAR_H, VAR_VAL, VAR_YMIN,
  VAR_UMIN, VAR_VMIN, VAR_AMIN, VAR_YMAX,
  VAR_UMAX, VAR_VMAX, VAR_AMAX, VAR_VARS_NB,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_HSUB, VAR_VSUB, VAR_N, VAR_T,
  VAR_VARS_NB, VAR_PI, VAR_PHI, VAR_E,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_A, VAR_DAR, VAR_SAR, VARS_NB,
  VAR_W, VAR_H, VAR_N, VAR_PTS,
  VAR_R, VAR_T, VAR_TB, VAR_NB,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_IN, VAR_ON, VAR_DURATION, VAR_PDURATION,
  VAR_TIME, VAR_FRAME, VAR_ZOOM, VAR_PZOOM,
  VAR_X, VAR_PX, VAR_Y, VAR_PY,
  VAR_A, VAR_SAR, VAR_DAR, VAR_HSUB,
  VAR_VSUB, VARS_NB, VAR_IN_W, VAR_IW,
  VAR_IN_H, VAR_IH, VAR_OUT_W, VAR_OW,
  VAR_OUT_H, VAR_OH, VAR_A, VAR_SAR,
  VAR_DAR, VAR_HSUB, VAR_VSUB, VAR_OHSUB,
  VAR_OVSUB, VARS_NB, VAR_X, VAR_Y,
  VAR_W, VAR_H, VAR_TIME, VAR_SPEED,
  VAR_TEMPO, VAR_ORDER, VAR_PATTERN, VAR_ROW,
  VAR_VARS_NB
}
 

Functions

static int modplug_load_metadata (AVFormatContext *s)
 
static int modplug_read_header (AVFormatContext *s)
 
static void write_text (uint8_t *dst, const char *s, int linesize, int x, int y)
 
static int modplug_read_packet (AVFormatContext *s, AVPacket *pkt)
 
static int modplug_read_close (AVFormatContext *s)
 
static int modplug_read_seek (AVFormatContext *s, int stream_idx, int64_t ts, int flags)
 
static int modplug_probe (AVProbeData *p)
 

Variables

static const char *const var_names []
 
static const AVOption options []
 
static const char modplug_extensions [] = "669,abc,amf,ams,dbm,dmf,dsm,far,it,mdl,med,mid,mod,mt2,mtm,okt,psm,ptm,s3m,stm,ult,umx,xm,itgz,itr,itz,mdgz,mdr,mdz,s3gz,s3r,s3z,xmgz,xmr,xmz"
 
static const AVClass modplug_class
 
AVInputFormat ff_libmodplug_demuxer
 

Detailed Description

ModPlug demuxer.

Todo:
better probing than extensions matching

Definition in file libmodplug.c.

Macro Definition Documentation

#define MODPLUG_STATIC

Definition at line 25 of file libmodplug.c.

#define FF_MODPLUG_MAX_FILE_SIZE   (100 * 1<<20)

Definition at line 79 of file libmodplug.c.

#define FF_MODPLUG_DEF_FILE_SIZE   ( 5 * 1<<20)

Definition at line 80 of file libmodplug.c.

Referenced by modplug_read_header().

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

Definition at line 82 of file libmodplug.c.

#define D   AV_OPT_FLAG_DECODING_PARAM

Definition at line 83 of file libmodplug.c.

#define SET_OPT_IF_REQUESTED (   libopt,
  opt,
  flag 
)
Value:
do { \
if (modplug->opt) { \
settings.libopt = modplug->opt; \
settings.mFlags |= flag; \
} \
} while (0)
flag
int flag
Definition: cpu.c:34
if
if(ret< 0)
Definition: vf_mcdeint.c:279

Definition at line 102 of file libmodplug.c.

Referenced by modplug_read_header().

#define ADD_META_MULTIPLE_ENTRIES (   entry_name,
  fname 
)
Value:
do { \
if (n_## entry_name ##s) { \
unsigned i, n = 0; \
\
for (i = 0; i < n_## entry_name ##s; i++) { \
char item_name[64] = {0}; \
fname(f, i, item_name); \
if (!*item_name) \
continue; \
if (n) \
av_dict_set(&s->metadata, #entry_name, "\n", AV_DICT_APPEND); \
av_dict_set(&s->metadata, #entry_name, item_name, AV_DICT_APPEND); \
n++; \
} \
\
extra = av_asprintf(", %u/%u " #entry_name "%s", \
n, n_## entry_name ##s, n > 1 ? "s" : ""); \
if (!extra) \
return AVERROR(ENOMEM); \
av_dict_set(&s->metadata, "extra info", extra, AV_DICT_APPEND); \
av_free(extra); \
} \
} while (0)
s
const char * s
Definition: avisynth_c.h:768
AVERROR
#define AVERROR(e)
Definition: error.h:43
return
return
Definition: audio_convert.c:415
item_name
item_name
Definition: libkvazaar.c:281
av_asprintf
char * av_asprintf(const char *fmt,...)
Definition: avstring.c:113
AV_DICT_APPEND
#define AV_DICT_APPEND
If the entry already exists, append to it.
Definition: dict.h:80
n
int n
Definition: avisynth_c.h:684
av_dict_set
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
if
if(ret< 0)
Definition: vf_mcdeint.c:279
av_free
#define av_free(p)
Definition: tableprint_vlc.h:34
for
for(j=16;j >0;--j)
Definition: h264pred_template.c:469

Definition at line 109 of file libmodplug.c.

Referenced by modplug_load_metadata().

#define AUDIO_PKT_SIZE   512

Definition at line 162 of file libmodplug.c.

Referenced by modplug_read_header(), and modplug_read_packet().

#define PRINT_INFO (   line,
  name,
  idvalue 
)
Value:
do { \
snprintf(intbuf, sizeof(intbuf), "%.0f", var_values[idvalue]); \
write_text(pkt->data, name ":", modplug->linesize, 0+1, line+1); \
write_text(pkt->data, intbuf, modplug->linesize, 10+1, line+1); \
} while (0)
pkt
static AVPacket pkt
Definition: demuxing_decoding.c:54
AVPacket::data
uint8_t * data
Definition: avcodec.h:1679
line
Definition: graph2dot.c:48
write_text
static void write_text(uint8_t *dst, const char *s, int linesize, int x, int y)
Definition: libmodplug.c:252
snprintf
#define snprintf
Definition: snprintf.h:34
name
const char * name
Definition: opengl_enc.c:103

Definition at line 263 of file libmodplug.c.

Referenced by modplug_read_packet().

Enumeration Type Documentation

enum var_name
Enumerator
VAR_CH 
VAR_N 
VAR_NB_IN_CHANNELS 
VAR_NB_OUT_CHANNELS 
VAR_T 
VAR_S 
VAR_VARS_NB 
VAR_VALUE1 
VAR_VALUE2 
VAR_VARS_NB 
VAR_TB 
VAR_PTS 
VAR_START_PTS 
VAR_PREV_PTS 
VAR_PREV_SELECTED_PTS 
VAR_T 
VAR_START_T 
VAR_PREV_T 
VAR_PREV_SELECTED_T 
VAR_PICT_TYPE 
VAR_I 
VAR_P 
VAR_B 
VAR_S 
VAR_SI 
VAR_SP 
VAR_BI 
VAR_PICT_TYPE_I 
VAR_PICT_TYPE_P 
VAR_PICT_TYPE_B 
VAR_PICT_TYPE_S 
VAR_PICT_TYPE_SI 
VAR_PICT_TYPE_SP 
VAR_PICT_TYPE_BI 
VAR_INTERLACE_TYPE 
VAR_INTERLACE_TYPE_P 
VAR_INTERLACE_TYPE_T 
VAR_INTERLACE_TYPE_B 
VAR_CONSUMED_SAMPLES_N 
VAR_SAMPLES_N 
VAR_SAMPLE_RATE 
VAR_N 
VAR_SELECTED_N 
VAR_PREV_SELECTED_N 
VAR_KEY 
VAR_POS 
VAR_SCENE 
VAR_CONCATDEC_SELECT 
VAR_VARS_NB 
VAR_PI 
VAR_PHI 
VAR_E 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_OHSUB 
VAR_OVSUB 
VARS_NB 
VAR_FRAME_RATE 
VAR_INTERLACED 
VAR_N 
VAR_NB_CONSUMED_SAMPLES 
VAR_NB_SAMPLES 
VAR_POS 
VAR_PREV_INPTS 
VAR_PREV_INT 
VAR_PREV_OUTPTS 
VAR_PREV_OUTT 
VAR_PTS 
VAR_SAMPLE_RATE 
VAR_STARTPTS 
VAR_STARTT 
VAR_T 
VAR_TB 
VAR_RTCTIME 
VAR_RTCSTART 
VAR_S 
VAR_SR 
VAR_VARS_NB 
VAR_AVTB 
VAR_INTB 
VAR_SR 
VAR_VARS_NB 
VAR_W 
VAR_H 
VAR_A 
VAR_DAR 
VAR_SAR 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_W 
VAR_H 
VAR_CW 
VAR_CH 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_X 
VAR_Y 
VAR_N 
VAR_POS 
VAR_T 
VAR_VARS_NB 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_IN_H 
VAR_IH 
VAR_IN_W 
VAR_IW 
VAR_SAR 
VAR_X 
VAR_Y 
VAR_H 
VAR_W 
VAR_T 
VAR_MAX 
VARS_NB 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_LINE_H 
VAR_LH 
VAR_MAIN_H 
VAR_h 
VAR_H 
VAR_MAIN_W 
VAR_w 
VAR_W 
VAR_MAX_GLYPH_A 
VAR_ASCENT 
VAR_MAX_GLYPH_D 
VAR_DESCENT 
VAR_MAX_GLYPH_H 
VAR_MAX_GLYPH_W 
VAR_N 
VAR_SAR 
VAR_T 
VAR_TEXT_H 
VAR_TH 
VAR_TEXT_W 
VAR_TW 
VAR_X 
VAR_Y 
VAR_PICT_TYPE 
VAR_VARS_NB 
VAR_N 
VAR_POS 
VAR_R 
VAR_T 
VAR_NB 
VAR_N 
VAR_PTS 
VAR_R 
VAR_T 
VAR_TB 
VAR_NB 
VAR_W 
VAR_H 
VAR_VAL 
VAR_MAXVAL 
VAR_MINVAL 
VAR_NEGVAL 
VAR_CLIPVAL 
VAR_VARS_NB 
VAR_W 
VAR_H 
VAR_X 
VAR_Y 
VAR_BITDEPTHX 
VAR_BITDEPTHY 
VAR_VARS_NB 
VAR_MAIN_W 
VAR_MW 
VAR_MAIN_H 
VAR_MH 
VAR_OVERLAY_W 
VAR_OW 
VAR_OVERLAY_H 
VAR_OH 
VAR_HSUB 
VAR_VSUB 
VAR_X 
VAR_Y 
VAR_N 
VAR_POS 
VAR_T 
VAR_VARS_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_X 
VAR_Y 
VAR_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_W 
VAR_H 
VAR_VAL 
VAR_YMIN 
VAR_UMIN 
VAR_VMIN 
VAR_AMIN 
VAR_YMAX 
VAR_UMAX 
VAR_VMAX 
VAR_AMAX 
VAR_VARS_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_HSUB 
VAR_VSUB 
VAR_N 
VAR_T 
VAR_VARS_NB 
VAR_PI 
VAR_PHI 
VAR_E 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_DAR 
VAR_SAR 
VARS_NB 
VAR_W 
VAR_H 
VAR_N 
VAR_PTS 
VAR_R 
VAR_T 
VAR_TB 
VAR_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_IN 
VAR_ON 
VAR_DURATION 
VAR_PDURATION 
VAR_TIME 
VAR_FRAME 
VAR_ZOOM 
VAR_PZOOM 
VAR_X 
VAR_PX 
VAR_Y 
VAR_PY 
VAR_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_OHSUB 
VAR_OVSUB 
VARS_NB 
VAR_X 
VAR_Y 
VAR_W 
VAR_H 
VAR_TIME 
VAR_SPEED 
VAR_TEMPO 
VAR_ORDER 
VAR_PATTERN 
VAR_ROW 
VAR_VARS_NB 

Definition at line 71 of file libmodplug.c.

Function Documentation

static int modplug_load_metadata ( AVFormatContext *  s)
static

Definition at line 133 of file libmodplug.c.

Referenced by modplug_read_header().

static int modplug_read_header ( AVFormatContext *  s)
static

Definition at line 164 of file libmodplug.c.

static void write_text ( uint8_t *  dst,
const char *  s,
int  linesize,
int  x,
int  y 
)
static

Definition at line 252 of file libmodplug.c.

static int modplug_read_packet ( AVFormatContext *  s,
AVPacket *  pkt 
)
static

Definition at line 269 of file libmodplug.c.

static int modplug_read_close ( AVFormatContext *  s)
static

Definition at line 334 of file libmodplug.c.

static int modplug_read_seek ( AVFormatContext *  s,
int  stream_idx,
int64_t  ts,
int  flags 
)
static

Definition at line 342 of file libmodplug.c.

static int modplug_probe ( AVProbeData *  p)
static

Definition at line 353 of file libmodplug.c.

Variable Documentation

const char* const var_names[]
static
Initial value:
= {
"x", "y",
"w", "h",
"t",
"speed", "tempo", "order", "pattern", "row",
NULL
}
NULL
#define NULL
Definition: coverity.c:32

Definition at line 63 of file libmodplug.c.

Referenced by modplug_read_header().

const AVOption options[]
static
Initial value:
= {
{"noise_reduction", "Enable noise reduction 0(off)-1(on)", OFFSET(noise_reduction), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, D},
{"reverb_depth", "Reverb level 0(quiet)-100(loud)", OFFSET(reverb_depth), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 100, D},
{"reverb_delay", "Reverb delay in ms, usually 40-200ms", OFFSET(reverb_delay), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, D},
{"bass_amount", "XBass level 0(quiet)-100(loud)", OFFSET(bass_amount), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 100, D},
{"bass_range", "XBass cutoff in Hz 10-100", OFFSET(bass_range), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 100, D},
{"surround_depth", "Surround level 0(quiet)-100(heavy)", OFFSET(surround_depth), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 100, D},
{"surround_delay", "Surround delay in ms, usually 5-40ms", OFFSET(surround_delay), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, D},
{"max_size", "Max file size supported (in bytes). Default is 5MB. Set to 0 for no limit (not recommended)",
OFFSET(max_size), AV_OPT_TYPE_INT, {.i64 = FF_MODPLUG_DEF_FILE_SIZE}, 0, FF_MODPLUG_MAX_FILE_SIZE, D},
{"video_stream_expr", "Color formula", OFFSET(color_eval), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, D},
{"video_stream", "Make demuxer output a video stream", OFFSET(video_stream), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, D},
{"video_stream_w", "Video stream width in char (one char = 8x8px)", OFFSET(w), AV_OPT_TYPE_INT, {.i64 = 30}, 20, 512, D},
{"video_stream_h", "Video stream height in char (one char = 8x8px)", OFFSET(h), AV_OPT_TYPE_INT, {.i64 = 30}, 20, 512, D},
{"video_stream_ptxt", "Print speed, tempo, order, ... in video stream", OFFSET(print_textinfo), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, D},
{NULL},
}
NULL
#define NULL
Definition: coverity.c:32
FF_MODPLUG_DEF_FILE_SIZE
#define FF_MODPLUG_DEF_FILE_SIZE
Definition: libmodplug.c:80
h
h
Definition: vp9dsp_template.c:2038
AV_OPT_TYPE_INT
Definition: opt.h:223
video_stream
static AVStream * video_stream
Definition: demuxing_decoding.c:41
AV_OPT_TYPE_STRING
Definition: opt.h:227
FF_MODPLUG_MAX_FILE_SIZE
#define FF_MODPLUG_MAX_FILE_SIZE
Definition: libmodplug.c:79
D
#define D
Definition: libmodplug.c:83
OFFSET
#define OFFSET(x)
Definition: libmodplug.c:82

Definition at line 84 of file libmodplug.c.

const char modplug_extensions[] = "669,abc,amf,ams,dbm,dmf,dsm,far,it,mdl,med,mid,mod,mt2,mtm,okt,psm,ptm,s3m,stm,ult,umx,xm,itgz,itr,itz,mdgz,mdr,mdz,s3gz,s3r,s3z,xmgz,xmr,xmz"
static

Definition at line 351 of file libmodplug.c.

Referenced by modplug_probe().

const AVClass modplug_class
static
Initial value:
= {
.class_name = "ModPlug demuxer",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
}
LIBAVUTIL_VERSION_INT
#define LIBAVUTIL_VERSION_INT
Definition: version.h:86
options
static const AVOption options[]
Definition: libmodplug.c:84
av_default_item_name
av_default_item_name
Definition: libopenh264enc.c:78

Definition at line 364 of file libmodplug.c.

AVInputFormat ff_libmodplug_demuxer
Initial value:
= {
.name = "libmodplug",
.long_name = NULL_IF_CONFIG_SMALL("ModPlug demuxer"),
.priv_data_size = sizeof(ModPlugContext),
.read_probe = modplug_probe,
.read_header = modplug_read_header,
.read_packet = modplug_read_packet,
.read_close = modplug_read_close,
.read_seek = modplug_read_seek,
.extensions = modplug_extensions,
.priv_class = &modplug_class,
}
modplug_read_packet
static int modplug_read_packet(AVFormatContext *s, AVPacket *pkt)
Definition: libmodplug.c:269
read_seek
static int read_seek(AVFormatContext *ctx, int stream_index, int64_t timestamp, int flags)
Definition: libcdio.c:153
read_close
static av_cold int read_close(AVFormatContext *ctx)
Definition: libcdio.c:145
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:179
modplug_class
static const AVClass modplug_class
Definition: libmodplug.c:364
read_probe
static int read_probe(AVProbeData *pd)
Definition: jvdec.c:55
modplug_read_header
static int modplug_read_header(AVFormatContext *s)
Definition: libmodplug.c:164
modplug_extensions
static const char modplug_extensions[]
Definition: libmodplug.c:351
read_header
static int read_header(FFV1Context *f)
Definition: ffv1dec.c:528
modplug_probe
static int modplug_probe(AVProbeData *p)
Definition: libmodplug.c:353
read_packet
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
Definition: avio_reading.c:42
modplug_read_close
static int modplug_read_close(AVFormatContext *s)
Definition: libmodplug.c:334
modplug_read_seek
static int modplug_read_seek(AVFormatContext *s, int stream_idx, int64_t ts, int flags)
Definition: libmodplug.c:342

Definition at line 371 of file libmodplug.c.

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