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https://github.com/FFmpeg/FFmpeg.git
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Cosmetics: use consistent indentation by four spaces
Originally committed as revision 9404 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Reimar Döffinger
parent
01fa74adb9
commit
bc60f09bff
@ -77,100 +77,100 @@ static int dv_write_pack(enum dv_pack_type pack_id, DVMuxContext *c, uint8_t* bu
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buf[0] = (uint8_t)pack_id;
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switch (pack_id) {
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case dv_timecode:
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ct = (time_t)(c->frames / ((float)c->sys->frame_rate /
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(float)c->sys->frame_rate_base));
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brktimegm(ct, &tc);
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/*
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* LTC drop-frame frame counter drops two frames (0 and 1) every
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* minute, unless it is exactly divisible by 10
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*/
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ltc_frame = (c->frames + 2*ct/60 - 2*ct/600) % c->sys->ltc_divisor;
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buf[1] = (0 << 7) | /* Color fame: 0 - unsync; 1 - sync mode */
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(1 << 6) | /* Drop frame timecode: 0 - nondrop; 1 - drop */
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((ltc_frame / 10) << 4) | /* Tens of frames */
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(ltc_frame % 10); /* Units of frames */
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buf[2] = (1 << 7) | /* Biphase mark polarity correction: 0 - even; 1 - odd */
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((tc.tm_sec / 10) << 4) | /* Tens of seconds */
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(tc.tm_sec % 10); /* Units of seconds */
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buf[3] = (1 << 7) | /* Binary group flag BGF0 */
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((tc.tm_min / 10) << 4) | /* Tens of minutes */
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(tc.tm_min % 10); /* Units of minutes */
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buf[4] = (1 << 7) | /* Binary group flag BGF2 */
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(1 << 6) | /* Binary group flag BGF1 */
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((tc.tm_hour / 10) << 4) | /* Tens of hours */
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(tc.tm_hour % 10); /* Units of hours */
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break;
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ct = (time_t)(c->frames / ((float)c->sys->frame_rate /
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(float)c->sys->frame_rate_base));
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brktimegm(ct, &tc);
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/*
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* LTC drop-frame frame counter drops two frames (0 and 1) every
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* minute, unless it is exactly divisible by 10
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*/
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ltc_frame = (c->frames + 2*ct/60 - 2*ct/600) % c->sys->ltc_divisor;
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buf[1] = (0 << 7) | /* Color fame: 0 - unsync; 1 - sync mode */
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(1 << 6) | /* Drop frame timecode: 0 - nondrop; 1 - drop */
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((ltc_frame / 10) << 4) | /* Tens of frames */
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(ltc_frame % 10); /* Units of frames */
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buf[2] = (1 << 7) | /* Biphase mark polarity correction: 0 - even; 1 - odd */
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((tc.tm_sec / 10) << 4) | /* Tens of seconds */
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(tc.tm_sec % 10); /* Units of seconds */
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buf[3] = (1 << 7) | /* Binary group flag BGF0 */
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((tc.tm_min / 10) << 4) | /* Tens of minutes */
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(tc.tm_min % 10); /* Units of minutes */
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buf[4] = (1 << 7) | /* Binary group flag BGF2 */
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(1 << 6) | /* Binary group flag BGF1 */
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((tc.tm_hour / 10) << 4) | /* Tens of hours */
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(tc.tm_hour % 10); /* Units of hours */
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break;
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case dv_audio_source: /* AAUX source pack */
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va_start(ap, buf);
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buf[1] = (1 << 7) | /* locked mode -- SMPTE only supports locked mode */
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(1 << 6) | /* reserved -- always 1 */
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(dv_audio_frame_size(c->sys, c->frames) -
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c->sys->audio_min_samples[0]);
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/* # of samples */
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buf[2] = (0 << 7) | /* multi-stereo */
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(0 << 5) | /* #of audio channels per block: 0 -- 1 channel */
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(0 << 4) | /* pair bit: 0 -- one pair of channels */
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!!va_arg(ap, int); /* audio mode */
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buf[3] = (1 << 7) | /* res */
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(1 << 6) | /* multi-language flag */
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(c->sys->dsf << 5) | /* system: 60fields/50fields */
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(c->sys->n_difchan & 2); /* definition: 0 -- 25Mbps, 2 -- 50Mbps */
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buf[4] = (1 << 7) | /* emphasis: 1 -- off */
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(0 << 6) | /* emphasis time constant: 0 -- reserved */
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(0 << 3) | /* frequency: 0 -- 48Khz, 1 -- 44,1Khz, 2 -- 32Khz */
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0; /* quantization: 0 -- 16bit linear, 1 -- 12bit nonlinear */
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va_end(ap);
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break;
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va_start(ap, buf);
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buf[1] = (1 << 7) | /* locked mode -- SMPTE only supports locked mode */
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(1 << 6) | /* reserved -- always 1 */
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(dv_audio_frame_size(c->sys, c->frames) -
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c->sys->audio_min_samples[0]);
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/* # of samples */
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buf[2] = (0 << 7) | /* multi-stereo */
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(0 << 5) | /* #of audio channels per block: 0 -- 1 channel */
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(0 << 4) | /* pair bit: 0 -- one pair of channels */
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!!va_arg(ap, int); /* audio mode */
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buf[3] = (1 << 7) | /* res */
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(1 << 6) | /* multi-language flag */
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(c->sys->dsf << 5) | /* system: 60fields/50fields */
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(c->sys->n_difchan & 2); /* definition: 0 -- 25Mbps, 2 -- 50Mbps */
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buf[4] = (1 << 7) | /* emphasis: 1 -- off */
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(0 << 6) | /* emphasis time constant: 0 -- reserved */
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(0 << 3) | /* frequency: 0 -- 48Khz, 1 -- 44,1Khz, 2 -- 32Khz */
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0; /* quantization: 0 -- 16bit linear, 1 -- 12bit nonlinear */
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va_end(ap);
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break;
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case dv_audio_control:
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buf[1] = (0 << 6) | /* copy protection: 0 -- unrestricted */
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(1 << 4) | /* input source: 1 -- digital input */
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(3 << 2) | /* compression: 3 -- no information */
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0; /* misc. info/SMPTE emphasis off */
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buf[2] = (1 << 7) | /* recording start point: 1 -- no */
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(1 << 6) | /* recording end point: 1 -- no */
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(1 << 3) | /* recording mode: 1 -- original */
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7;
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buf[3] = (1 << 7) | /* direction: 1 -- forward */
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(c->sys->pix_fmt == PIX_FMT_YUV420P ? 0x20 : /* speed */
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c->sys->ltc_divisor*4);
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buf[4] = (1 << 7) | /* reserved -- always 1 */
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0x7f; /* genre category */
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break;
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buf[1] = (0 << 6) | /* copy protection: 0 -- unrestricted */
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(1 << 4) | /* input source: 1 -- digital input */
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(3 << 2) | /* compression: 3 -- no information */
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0; /* misc. info/SMPTE emphasis off */
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buf[2] = (1 << 7) | /* recording start point: 1 -- no */
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(1 << 6) | /* recording end point: 1 -- no */
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(1 << 3) | /* recording mode: 1 -- original */
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7;
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buf[3] = (1 << 7) | /* direction: 1 -- forward */
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(c->sys->pix_fmt == PIX_FMT_YUV420P ? 0x20 : /* speed */
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c->sys->ltc_divisor*4);
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buf[4] = (1 << 7) | /* reserved -- always 1 */
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0x7f; /* genre category */
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break;
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case dv_audio_recdate:
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case dv_video_recdate: /* VAUX recording date */
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ct = c->start_time + (time_t)(c->frames /
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((float)c->sys->frame_rate / (float)c->sys->frame_rate_base));
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brktimegm(ct, &tc);
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buf[1] = 0xff; /* ds, tm, tens of time zone, units of time zone */
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/* 0xff is very likely to be "unknown" */
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buf[2] = (3 << 6) | /* reserved -- always 1 */
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((tc.tm_mday / 10) << 4) | /* Tens of day */
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(tc.tm_mday % 10); /* Units of day */
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buf[3] = /* we set high 4 bits to 0, shouldn't we set them to week? */
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((tc.tm_mon / 10) << 4) | /* Tens of month */
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(tc.tm_mon % 10); /* Units of month */
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buf[4] = (((tc.tm_year % 100) / 10) << 4) | /* Tens of year */
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(tc.tm_year % 10); /* Units of year */
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break;
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ct = c->start_time + (time_t)(c->frames /
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((float)c->sys->frame_rate / (float)c->sys->frame_rate_base));
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brktimegm(ct, &tc);
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buf[1] = 0xff; /* ds, tm, tens of time zone, units of time zone */
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/* 0xff is very likely to be "unknown" */
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buf[2] = (3 << 6) | /* reserved -- always 1 */
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((tc.tm_mday / 10) << 4) | /* Tens of day */
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(tc.tm_mday % 10); /* Units of day */
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buf[3] = /* we set high 4 bits to 0, shouldn't we set them to week? */
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((tc.tm_mon / 10) << 4) | /* Tens of month */
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(tc.tm_mon % 10); /* Units of month */
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buf[4] = (((tc.tm_year % 100) / 10) << 4) | /* Tens of year */
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(tc.tm_year % 10); /* Units of year */
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break;
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case dv_audio_rectime: /* AAUX recording time */
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case dv_video_rectime: /* VAUX recording time */
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ct = c->start_time + (time_t)(c->frames /
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((float)c->sys->frame_rate / (float)c->sys->frame_rate_base));
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brktimegm(ct, &tc);
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buf[1] = (3 << 6) | /* reserved -- always 1 */
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0x3f; /* tens of frame, units of frame: 0x3f - "unknown" ? */
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buf[2] = (1 << 7) | /* reserved -- always 1 */
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((tc.tm_sec / 10) << 4) | /* Tens of seconds */
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(tc.tm_sec % 10); /* Units of seconds */
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buf[3] = (1 << 7) | /* reserved -- always 1 */
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((tc.tm_min / 10) << 4) | /* Tens of minutes */
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(tc.tm_min % 10); /* Units of minutes */
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buf[4] = (3 << 6) | /* reserved -- always 1 */
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((tc.tm_hour / 10) << 4) | /* Tens of hours */
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(tc.tm_hour % 10); /* Units of hours */
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break;
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ct = c->start_time + (time_t)(c->frames /
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((float)c->sys->frame_rate / (float)c->sys->frame_rate_base));
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brktimegm(ct, &tc);
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buf[1] = (3 << 6) | /* reserved -- always 1 */
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0x3f; /* tens of frame, units of frame: 0x3f - "unknown" ? */
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buf[2] = (1 << 7) | /* reserved -- always 1 */
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((tc.tm_sec / 10) << 4) | /* Tens of seconds */
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(tc.tm_sec % 10); /* Units of seconds */
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buf[3] = (1 << 7) | /* reserved -- always 1 */
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((tc.tm_min / 10) << 4) | /* Tens of minutes */
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(tc.tm_min % 10); /* Units of minutes */
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buf[4] = (3 << 6) | /* reserved -- always 1 */
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((tc.tm_hour / 10) << 4) | /* Tens of hours */
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(tc.tm_hour % 10); /* Units of hours */
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break;
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default:
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buf[1] = buf[2] = buf[3] = buf[4] = 0xff;
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buf[1] = buf[2] = buf[3] = buf[4] = 0xff;
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}
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return 5;
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}
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@ -181,19 +181,19 @@ static void dv_inject_audio(DVMuxContext *c, int channel, uint8_t* frame_ptr)
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size = 4 * dv_audio_frame_size(c->sys, c->frames);
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frame_ptr += channel * c->sys->difseg_size * 150 * 80;
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for (i = 0; i < c->sys->difseg_size; i++) {
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frame_ptr += 6 * 80; /* skip DIF segment header */
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for (j = 0; j < 9; j++) {
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dv_write_pack(dv_aaux_packs_dist[i][j], c, &frame_ptr[3], i >= c->sys->difseg_size/2);
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for (d = 8; d < 80; d+=2) {
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of = c->sys->audio_shuffle[i][j] + (d - 8)/2 * c->sys->audio_stride;
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if (of*2 >= size)
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continue;
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frame_ptr += 6 * 80; /* skip DIF segment header */
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for (j = 0; j < 9; j++) {
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dv_write_pack(dv_aaux_packs_dist[i][j], c, &frame_ptr[3], i >= c->sys->difseg_size/2);
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for (d = 8; d < 80; d+=2) {
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of = c->sys->audio_shuffle[i][j] + (d - 8)/2 * c->sys->audio_stride;
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if (of*2 >= size)
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continue;
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frame_ptr[d] = av_fifo_peek(&c->audio_data[channel], of*2+1); // FIXME: may be we have to admit
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frame_ptr[d+1] = av_fifo_peek(&c->audio_data[channel], of*2); // that DV is a big endian PCM
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}
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frame_ptr += 16 * 80; /* 15 Video DIFs + 1 Audio DIF */
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}
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frame_ptr[d] = av_fifo_peek(&c->audio_data[channel], of*2+1); // FIXME: may be we have to admit
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frame_ptr[d+1] = av_fifo_peek(&c->audio_data[channel], of*2); // that DV is a big endian PCM
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}
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frame_ptr += 16 * 80; /* 15 Video DIFs + 1 Audio DIF */
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}
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}
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}
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@ -240,27 +240,27 @@ int dv_assemble_frame(DVMuxContext *c, AVStream* st,
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switch (st->codec->codec_type) {
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case CODEC_TYPE_VIDEO:
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/* FIXME: we have to have more sensible approach than this one */
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if (c->has_video)
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av_log(st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient audio data or severe sync problem.\n", c->frames);
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/* FIXME: we have to have more sensible approach than this one */
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if (c->has_video)
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av_log(st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient audio data or severe sync problem.\n", c->frames);
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memcpy(*frame, data, c->sys->frame_size);
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c->has_video = 1;
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break;
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memcpy(*frame, data, c->sys->frame_size);
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c->has_video = 1;
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break;
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case CODEC_TYPE_AUDIO:
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for (i = 0; i < c->n_ast && st != c->ast[i]; i++);
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for (i = 0; i < c->n_ast && st != c->ast[i]; i++);
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/* FIXME: we have to have more sensible approach than this one */
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if (av_fifo_size(&c->audio_data[i]) + data_size >= 100*AVCODEC_MAX_AUDIO_FRAME_SIZE)
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av_log(st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient video data or severe sync problem.\n", c->frames);
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av_fifo_write(&c->audio_data[i], data, data_size);
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if (av_fifo_size(&c->audio_data[i]) + data_size >= 100*AVCODEC_MAX_AUDIO_FRAME_SIZE)
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av_log(st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient video data or severe sync problem.\n", c->frames);
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av_fifo_write(&c->audio_data[i], data, data_size);
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/* Lets see if we've got enough audio for one DV frame */
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c->has_audio |= ((reqasize <= av_fifo_size(&c->audio_data[i])) << i);
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/* Lets see if we've got enough audio for one DV frame */
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c->has_audio |= ((reqasize <= av_fifo_size(&c->audio_data[i])) << i);
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break;
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break;
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default:
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break;
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break;
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}
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/* Lets see if we have enough data to construct one DV frame */
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@ -268,9 +268,9 @@ int dv_assemble_frame(DVMuxContext *c, AVStream* st,
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dv_inject_metadata(c, *frame);
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c->has_audio = 0;
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for (i=0; i<c->n_ast; i++) {
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dv_inject_audio(c, i, *frame);
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av_fifo_drain(&c->audio_data[i], reqasize);
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c->has_audio |= ((reqasize <= av_fifo_size(&c->audio_data[i])) << i);
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dv_inject_audio(c, i, *frame);
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av_fifo_drain(&c->audio_data[i], reqasize);
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c->has_audio |= ((reqasize <= av_fifo_size(&c->audio_data[i])) << i);
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}
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c->has_video = 0;
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@ -298,18 +298,18 @@ DVMuxContext* dv_init_mux(AVFormatContext* s)
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/* We have to sort out where audio and where video stream is */
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for (i=0; i<s->nb_streams; i++) {
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switch (s->streams[i]->codec->codec_type) {
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case CODEC_TYPE_VIDEO:
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if (vst) return NULL;
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vst = s->streams[i];
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break;
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case CODEC_TYPE_AUDIO:
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if (c->n_ast > 1) return NULL;
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c->ast[c->n_ast++] = s->streams[i];
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break;
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default:
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goto bail_out;
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}
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switch (s->streams[i]->codec->codec_type) {
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case CODEC_TYPE_VIDEO:
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if (vst) return NULL;
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vst = s->streams[i];
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break;
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case CODEC_TYPE_AUDIO:
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if (c->n_ast > 1) return NULL;
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c->ast[c->n_ast++] = s->streams[i];
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break;
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default:
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goto bail_out;
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}
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}
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/* Some checks -- DV format is very picky about its incoming streams */
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