Author: ods15 Date: Mon Nov 6 21:26:25 2006 New Revision: 192 Modified: trunk/libnut/demuxer.c Log: add get_info_header(), not used yet Modified: trunk/libnut/demuxer.c ============================================================================== --- trunk/libnut/demuxer.c (original) +++ trunk/libnut/demuxer.c Mon Nov 6 21:26:25 2006 @@ -333,6 +333,67 @@ return err; } +static int get_info_header(nut_context_t * nut, nut_info_packet_t * info) { + input_buffer_t itmp, * tmp = new_mem_buffer(&itmp); + int i, err = 0; + CHECK(get_header(nut->i, tmp)); + + GET_V(tmp, info->stream_id_plus1); + GET_V(tmp, info->chapter_id); + GET_V(tmp, info->chapter_start); + info->chapter_tb = nut->tb[info->chapter_start % nut->timebase_count]; + info->chapter_start /= nut->timebase_count; + GET_V(tmp, info->chapter_len); + + GET_V(tmp, info->count); + if (!info->fields) { + ERROR(SIZE_MAX/sizeof(nut_info_field_t) < info->count, -ERR_OUT_OF_MEM); + info->fields = nut->alloc->malloc(info->count * sizeof(nut_info_field_t)); + ERROR(!nut->tb, -ERR_OUT_OF_MEM); + memset(info->fields, 0, info->count * sizeof(nut_info_field_t)); // initialize pointer to NULL... + } + + for (i = 0; i < info->count; i++) { + int len; + nut_info_field_t * field = &info->fields[i]; + + len = sizeof(field->name) - 1; + CHECK(get_vb(nut->alloc, tmp, &len, (uint8_t**)&field->name)); + field->name[len] = 0; + + GET_S(tmp, field->val); + + if (field->val == -1) { + strcpy(field->type, "UTF-8"); + CHECK(get_vb(nut->alloc, tmp, &field->den, &field->data)); + field->val = field->den; + } else if (field->val == -2) { + len = sizeof(field->type) - 1; + CHECK(get_vb(nut->alloc, tmp, &len, (uint8_t**)&field->type)); + field->type[len] = 0; + CHECK(get_vb(nut->alloc, tmp, &field->den, &field->data)); + field->val = field->den; + } else if (field->val == -3) { + strcpy(field->type, "s"); + GET_S(tmp, field->val); + } else if (field->val == -4) { + strcpy(field->type, "t"); + GET_V(tmp, field->val); + field->tb = nut->tb[field->val % nut->timebase_count]; + field->val /= nut->timebase_count; + } else if (field->val < -4) { + strcpy(field->type, "r"); + field->den = -field->val - 4; + GET_S(tmp, field->val); + } else { + strcpy(field->type, "v"); + } + } + +err_out: + return err; +} + static int add_syncpoint(nut_context_t * nut, syncpoint_t sp, uint64_t * pts, uint64_t * eor, int * out) { syncpoint_list_t * sl = &nut->syncpoints; int i, j;