ref: 45c7e44c812f42f3a8d7d6c765b96a3cf974524a
dir: /frontend/mp4read.h/
/****************************************************************************
MP4 input module
Copyright (C) 2017 Krzysztof Nikiel
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
****************************************************************************/
#ifdef __plan9__
typedef u8int uint8_t;
typedef u16int uint16_t;
typedef u32int uint32_t;
typedef u64int uint64_t;
typedef s64int int64_t;
typedef long time_t;
typedef long clock_t;
#define clock() (nsec()/1000000ULL)
#define CLOCKS_PER_SEC 1000ULL
#define INT_MAX 0x7fffffff
#endif
typedef struct
{
uint32_t ctime, mtime;
uint32_t samplerate;
// total sound samples
uint32_t samples;
uint32_t channels;
// sample depth
uint32_t bits;
// buffer config
uint16_t buffersize;
uint32_t bitratemax;
uint32_t bitrateavg;
uint32_t framesamples;
struct
{
uint32_t *data;
uint32_t ents;
int current;
int maxsize;
} frame;
// AudioSpecificConfig data:
struct
{
uint8_t buf[10];
int size;
} asc;
uint32_t mdatofs;
uint32_t mdatsize;
struct {
int size;
uint8_t *data;
} bitbuf;
struct {
int header;
int tags;
} verbose;
} mp4config_t;
extern mp4config_t mp4config;
int mp4read_open(char *name);
int mp4read_seek(int framenum);
int mp4read_frame(void);
int mp4read_close(void);