static int read_packet(AVFormatContext *ctx, AVPacket *pkt) { CDIOContext *s = ctx->priv_data; int ret; uint16_t *buf; char *err = NULL; if (ctx->streams[0]->cur_dts > s->last_sector) return AVERROR_EOF; buf = cdio_paranoia_read(s->paranoia, NULL); if (!buf) return AVERROR_EOF; if (err = cdio_cddap_errors(s->drive)) { av_log(ctx, AV_LOG_ERROR, "%s\n", err); free(err); err = NULL; } if (err = cdio_cddap_messages(s->drive)) { av_log(ctx, AV_LOG_VERBOSE, "%s\n", err); free(err); err = NULL; } if ((ret = av_new_packet(pkt, CDIO_CD_FRAMESIZE_RAW)) < 0) return ret; memcpy(pkt->data, buf, CDIO_CD_FRAMESIZE_RAW); return 0; }
/*! */ long ParanoiaReaderImpl::read(uint8_t* buffer, uint32_t begin_sector, uint32_t sectors) { if (not _audio_cd->is_open()) { THROW_EXCEPTION(CddaException, "AudioCd is closed"); } cdio_paranoia_modeset(_cdrom_paranoia, PARANOIA_MODE_FULL ^ PARANOIA_MODE_NEVERSKIP); cdio_paranoia_seek(_cdrom_paranoia, begin_sector, SEEK_SET); int16_t* read_buffer = cdio_paranoia_read_limited(_cdrom_paranoia, NULL, _max_retries); //! \todo Use another system to free returned messages char* err = cdio_cddap_errors(_audio_cd->cdrom()); //char* mes = cdio_cddap_messages(_audio_cd->cdrom()); if (err) { std::string tmp = err; delete [] err; THROW_EXCEPTION(CddaException, tmp); } buffer = reinterpret_cast<uint8_t*>(read_buffer); return sectors; }
int RipAttempt() { for ( i_cursor = i_first_lsn; i_cursor <= i_last_lsn; ) { for ( int i = 0; i < NUM_TRIES; i++) { paranoia_seek(p, i_cursor, SEEK_SET); for ( int j = 0; j < NUM_SECTORS && j <= (i_last_lsn - i_cursor); j++ ) { /* read a sector */ int16_t *p_readbuf = cdio_paranoia_read(p, NULL); int16_t *buf_pointer; psz_err = cdio_cddap_errors(d); psz_mes = cdio_cddap_messages(d); if (psz_mes || psz_err) printf("%s%s\n", psz_mes ? psz_mes: "", psz_err ? psz_err: ""); if (psz_err) free(psz_err); if (psz_mes) free(psz_mes); if( !p_readbuf ) { printf("paranoia read error. Stopping.\n"); break; } else { /* Transport data to actual buffer */ if ( i == 0 ) { for ( buf_pointer = p_readbuf, counter = (CDIO_CD_FRAMESIZE_RAW/2)*j; buf_pointer != NULL && counter < (CDIO_CD_FRAMESIZE_RAW/2)*(j+1); buf_pointer++, counter++ ) { readbuf[counter] = *buf_pointer; } } else { for ( buf_pointer = p_readbuf, counter = (CDIO_CD_FRAMESIZE_RAW/2)*j; buf_pointer != NULL && counter < (CDIO_CD_FRAMESIZE_RAW/2)*(j+1); buf_pointer++, counter++ ) { readbuf2[counter] = *buf_pointer; } } } num_samples = counter; } } failed = false; for (int i = 0; i < num_samples ; i++) { if (readbuf[i] != readbuf2[i]) { failed = true; } } if (!failed) { i_cursor += NUM_SECTORS; written_samples = WriteToFile(); if (written_samples != num_samples) return 1; } } return 0; }
int main(int argc, const char *argv[]) { cdrom_drive_t *d = NULL; /* Place to store handle given by cd-parapnioa. */ driver_id_t driver_id; char **ppsz_cd_drives; /* List of all drives with a loaded CDDA in it. */ int i_rc=0; /* See if we can find a device with a loaded CD-DA in it. If successful drive_id will be set. */ ppsz_cd_drives = cdio_get_devices_with_cap_ret(NULL, CDIO_FS_AUDIO, false, &driver_id); if (ppsz_cd_drives && *ppsz_cd_drives) { /* Found such a CD-ROM with a CD-DA loaded. Use the first drive in the list. */ d=cdda_identify(*ppsz_cd_drives, 1, NULL); } else { printf("Unable find or access a CD-ROM drive with an audio CD in it.\n"); exit(SKIP_TEST_RC); } /** We had a bug in is_device when driver_id == DRIVER_UNKNOWN or DRIVER_DEVICE. Let's make sure we've fixed that problem. **/ if (!cdio_is_device(*ppsz_cd_drives, DRIVER_UNKNOWN) || !cdio_is_device(*ppsz_cd_drives, DRIVER_DEVICE)) exit(99); /* Don't need a list of CD's with CD-DA's any more. */ cdio_free_device_list(ppsz_cd_drives); /* We'll set for verbose paranoia messages. */ cdda_verbose_set(d, CDDA_MESSAGE_PRINTIT, CDDA_MESSAGE_PRINTIT); if ( 0 != cdio_cddap_open(d) ) { printf("Unable to open disc.\n"); exit(SKIP_TEST_RC); } /* Okay now set up to read up to the first 300 frames of the first audio track of the Audio CD. */ { cdrom_paranoia_t *p = paranoia_init(d); lsn_t i_first_lsn = cdda_disc_firstsector(d); if ( -1 == i_first_lsn ) { printf("Trouble getting starting LSN\n"); } else { lsn_t i_lsn; /* Current LSN to read */ lsn_t i_last_lsn = cdda_disc_lastsector(d); unsigned int i_sectors = i_last_lsn - i_first_lsn + 1; unsigned int j; unsigned int i_good = 0; unsigned int i_bad = 0; /* Set reading mode for full paranoia, but allow skipping sectors. */ paranoia_modeset(p, PARANOIA_MODE_FULL^PARANOIA_MODE_NEVERSKIP); for ( j=0; j<10; j++ ) { /* Pick a place to start reading. */ i_lsn = i_first_lsn + (rand() % i_sectors); paranoia_seek(p, i_lsn, SEEK_SET); printf("Testing %d sectors starting at %ld\n", MAX_SECTORS, (long int) i_lsn); for ( i = 0; i < MAX_SECTORS && i_lsn <= i_last_lsn; i++, i_lsn++ ) { /* read a sector */ int16_t *p_readbuf = paranoia_read(p, callback); char *psz_err=cdio_cddap_errors(d); char *psz_mes=cdio_cddap_messages(d); memcpy(audio_buf[i], p_readbuf, CDIO_CD_FRAMESIZE_RAW); if (psz_mes || psz_err) printf("%s%s\n", psz_mes ? psz_mes: "", psz_err ? psz_err: ""); if (psz_err) free(psz_err); if (psz_mes) free(psz_mes); if( !p_readbuf ) { printf("paranoia read error. Stopping.\n"); goto out; } } /* Compare with the sectors from paranoia. */ i_lsn -= MAX_SECTORS; for ( i = 0; i < MAX_SECTORS; i++, i_lsn++ ) { uint8_t readbuf[CDIO_CD_FRAMESIZE_RAW] = {0,}; if ( PARANOIA_CB_READ == audio_status[i] || PARANOIA_CB_VERIFY == audio_status[i] ) { /* We read the block via paranoia without an error. */ if ( 0 == cdio_read_audio_sector(d->p_cdio, readbuf, i_lsn) ) { if ( BIGENDIAN != d->bigendianp ) { /* We will compare in the slow, pedantic way*/ int j; for (j=0; j < CDIO_CD_FRAMESIZE_RAW ; j +=2) { if (audio_buf[i][j] != readbuf[j+1] && audio_buf[i][j+1] != readbuf[j] ) { printf("LSN %ld doesn't match\n", (long int) i_lsn); i_bad++; } else { i_good++; } } } else { if ( 0 != memcmp(audio_buf[i], readbuf, CDIO_CD_FRAMESIZE_RAW) ) { printf("LSN %ld doesn't match\n", (long int) i_lsn); i_bad++; } else { i_good++; } } } } else { printf("Skipping LSN %ld because of status: %s\n", (long int) i_lsn, paranoia_cb_mode2str[audio_status[i]]); } } } printf("%u sectors compared okay %u sectors were different\n", i_good, i_bad); if (i_bad > i_good) i_rc = 1; } out: paranoia_free(p); } cdio_cddap_close(d); exit(i_rc); }
static void get_track_info(ripncode_t *r) { rip_track_t *t; int i, base; char file[1024], *msg; int16_t *samples; int fd, n, l, total; base = cdio_get_first_track_num(r->cdio); r->ntrack = cdio_get_num_tracks(r->cdio); r->tracks = mrp_allocz_array(rip_track_t, r->ntrack); if (r->tracks == NULL && r->ntrack > 0) ripncode_fatal(r, "failed to allocate track info"); cdio_paranoia_modeset(r->cdpa, PARANOIA_MODE_FULL); for (i = 0, t = r->tracks; i < r->ntrack; i++, t++) { if (i >= r->last) break; t->id = base + i; t->format = cdio_get_track_format(r->cdio, base + i); t->lsn_beg = cdio_get_track_lsn(r->cdio, base + i); t->lsn_end = cdio_get_track_last_lsn(r->cdio, base + i); t->lba = cdio_get_track_lba(r->cdio, base + i); printf("track #%d (id %d): lsn: %u - %u (lba %u), format: %s\n", i, base + i, t->lsn_beg, t->lsn_end, t->lba, track_format_name(t->format)); if (r->dryrun) continue; snprintf(file, sizeof(file), "track-%d.raw", i); if ((fd = open(file, O_WRONLY|O_CREAT, 0644)) < 0) ripncode_fatal(r, "failed to open '%s' (%d: %s)", file, errno, strerror(errno)); cdio_paranoia_seek(r->cdpa, t->lsn_beg * CDIO_CD_FRAMESIZE_RAW, SEEK_SET); total = t->lsn_end - t->lsn_beg + 1; for (l = 0; l <= total; l++) { printf("\rreading track sector %d/%d (#%d)...", l, total, t->lsn_beg + l); fflush(stdout); samples = cdio_paranoia_read(r->cdpa, read_status); if (samples == NULL) { msg = cdio_cddap_errors(r->cdda); ripncode_fatal(r, "failed to seek to LSN %d (%s)", t->lsn_beg, msg ? msg : "unknown error"); } n = write(fd, samples, CDIO_CD_FRAMESIZE_RAW); if (n < 0) ripncode_fatal(r, "failed to write sector data (%d: %s)", errno, strerror(errno)); } close(fd); } }