ref: c0ae72652fc9619e8b1e8f365ab977614179779a
dir: /common/mp4ff/smhd.c/
#include "mp4ff.h" int mp4ff_smhd_init(mp4ff_smhd_t *smhd) { smhd->version = 0; smhd->flags = 0; smhd->balance = 0; smhd->reserved = 0; } int mp4ff_smhd_delete(mp4ff_smhd_t *smhd) { } int mp4ff_smhd_dump(mp4ff_smhd_t *smhd) { printf(" sound media header\n"); printf(" version %d\n", smhd->version); printf(" flags %d\n", smhd->flags); printf(" balance %d\n", smhd->balance); printf(" reserved %d\n", smhd->reserved); } int mp4ff_read_smhd(mp4ff_t *file, mp4ff_smhd_t *smhd) { smhd->version = mp4ff_read_char(file); smhd->flags = mp4ff_read_int24(file); smhd->balance = mp4ff_read_int16(file); smhd->reserved = mp4ff_read_int16(file); } int mp4ff_write_smhd(mp4ff_t *file, mp4ff_smhd_t *smhd) { mp4ff_atom_t atom; mp4ff_atom_write_header(file, &atom, "smhd"); mp4ff_write_char(file, smhd->version); mp4ff_write_int24(file, smhd->flags); mp4ff_write_int32(file, 0x00000000); mp4ff_atom_write_footer(file, &atom); }