| 172 | } |
| 173 | |
| 174 | static int write_fragments(struct Tracks *tracks, int start_index, |
| 175 | AVIOContext *in, const char *basename, |
| 176 | int split, int ismf, const char* output_prefix) |
| 177 | { |
| 178 | char dirname[2048], filename[2048], idxname[2048]; |
| 179 | int i, j, ret = 0, fragment_ret; |
| 180 | FILE* out = NULL; |
| 181 | |
| 182 | if (ismf) { |
| 183 | snprintf(idxname, sizeof(idxname), "%s%s.ismf", output_prefix, basename); |
| 184 | out = fopen(idxname, "w"); |
| 185 | if (!out) { |
| 186 | ret = AVERROR(errno); |
| 187 | perror(idxname); |
| 188 | goto fail; |
| 189 | } |
| 190 | } |
| 191 | for (i = start_index; i < tracks->nb_tracks; i++) { |
| 192 | struct Track *track = tracks->tracks[i]; |
| 193 | const char *type = track->is_video ? "video" : "audio"; |
| 194 | snprintf(dirname, sizeof(dirname), "%sQualityLevels(%d)", output_prefix, track->bitrate); |
| 195 | if (split) { |
| 196 | if (mkdir(dirname, 0777) == -1 && errno != EEXIST) { |
| 197 | ret = AVERROR(errno); |
| 198 | perror(dirname); |
| 199 | goto fail; |
| 200 | } |
| 201 | } |
| 202 | for (j = 0; j < track->chunks; j++) { |
| 203 | snprintf(filename, sizeof(filename), "%s/Fragments(%s=%"PRId64")", |
| 204 | dirname, type, track->offsets[j].time); |
| 205 | avio_seek(in, track->offsets[j].offset, SEEK_SET); |
| 206 | if (ismf) |
| 207 | fprintf(out, "%s %"PRId64, filename, avio_tell(in)); |
| 208 | if (split) |
| 209 | fragment_ret = write_fragment(filename, in); |
| 210 | else |
| 211 | fragment_ret = skip_fragment(in); |
| 212 | if (ismf) |
| 213 | fprintf(out, " %"PRId64"\n", avio_tell(in)); |
| 214 | if (fragment_ret != 0) { |
| 215 | fprintf(stderr, "failed fragment %d in track %d (%s)\n", j, |
| 216 | track->track_id, track->name); |
| 217 | ret = fragment_ret; |
| 218 | } |
| 219 | } |
| 220 | } |
| 221 | fail: |
| 222 | if (out) |
| 223 | fclose(out); |
| 224 | return ret; |
| 225 | } |
| 226 | |
| 227 | static int64_t read_trun_duration(AVIOContext *in, int default_duration, |
| 228 | int64_t end) |
no test coverage detected