| /* |
| * Copyright © 2018, VideoLAN and dav1d authors |
| * Copyright © 2018, Two Orioles, LLC |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR |
| * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "vcs_version.h" |
| |
| #include <assert.h> |
| #include <errno.h> |
| #include <inttypes.h> |
| #include <math.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <time.h> |
| #ifdef HAVE_UNISTD_H |
| # include <unistd.h> |
| #endif |
| #ifdef HAVE_IO_H |
| # include <io.h> |
| #endif |
| #ifdef _WIN32 |
| # include <windows.h> |
| #endif |
| |
| #include "dav1d/dav1d.h" |
| |
| #include "input/input.h" |
| |
| #include "output/output.h" |
| |
| #include "dav1d_cli_parse.h" |
| |
| static uint64_t get_time_nanos(void) { |
| #ifdef _WIN32 |
| LARGE_INTEGER frequency; |
| QueryPerformanceFrequency(&frequency); |
| LARGE_INTEGER t; |
| QueryPerformanceCounter(&t); |
| return 1000000000 * t.QuadPart / frequency.QuadPart; |
| #else |
| struct timespec ts; |
| clock_gettime(CLOCK_MONOTONIC, &ts); |
| return 1000000000ULL * ts.tv_sec + ts.tv_nsec; |
| #endif |
| } |
| |
| static void sleep_nanos(uint64_t d) { |
| #ifdef _WIN32 |
| Sleep((unsigned)(d / 1000000)); |
| #else |
| const struct timespec ts = { |
| .tv_sec = (time_t)(d / 1000000000), |
| .tv_nsec = d % 1000000000, |
| }; |
| nanosleep(&ts, NULL); |
| #endif |
| } |
| |
| static void synchronize(const int realtime, const unsigned cache, |
| const unsigned n_out, const uint64_t nspf, |
| const uint64_t tfirst, uint64_t *const elapsed, |
| FILE *const frametimes) |
| { |
| const uint64_t tcurr = get_time_nanos(); |
| const uint64_t last = *elapsed; |
| *elapsed = tcurr - tfirst; |
| if (realtime) { |
| const uint64_t deadline = nspf * n_out; |
| if (*elapsed < deadline) { |
| const uint64_t remaining = deadline - *elapsed; |
| if (remaining > nspf * cache) sleep_nanos(remaining - nspf * cache); |
| *elapsed = deadline; |
| } |
| } |
| if (frametimes) { |
| const uint64_t frametime = *elapsed - last; |
| fprintf(frametimes, "%" PRIu64 "\n", frametime); |
| fflush(frametimes); |
| } |
| } |
| |
| static void print_stats(const int istty, const unsigned n, const unsigned num, |
| const uint64_t elapsed, const double i_fps) |
| { |
| if (istty) fputs("\r", stderr); |
| const double d_fps = 1e9 * n / elapsed; |
| const double speed = d_fps / i_fps; |
| if (num == 0xFFFFFFFF) { |
| fprintf(stderr, "Decoded %u frames", n); |
| } else { |
| fprintf(stderr, "Decoded %u/%u frames (%.1lf%%)", n, num, |
| 100.0 * n / num); |
| } |
| if (i_fps) |
| fprintf(stderr, " - %.2lf/%.2lf fps (%.2lfx)", d_fps, i_fps, speed); |
| if (!istty) fputs("\n", stderr); |
| } |
| |
| int main(const int argc, char *const *const argv) { |
| const int istty = isatty(fileno(stderr)); |
| int res = 0; |
| CLISettings cli_settings; |
| Dav1dSettings lib_settings; |
| DemuxerContext *in; |
| MuxerContext *out = NULL; |
| Dav1dPicture p; |
| Dav1dContext *c; |
| Dav1dData data; |
| unsigned n_out = 0, total, fps[2]; |
| uint64_t nspf, tfirst, elapsed; |
| double i_fps; |
| FILE *frametimes = NULL; |
| const char *version = dav1d_version(); |
| |
| if (strcmp(version, DAV1D_VERSION)) { |
| fprintf(stderr, "Version mismatch (library: %s, executable: %s)\n", |
| version, DAV1D_VERSION); |
| return -1; |
| } |
| |
| init_demuxers(); |
| init_muxers(); |
| parse(argc, argv, &cli_settings, &lib_settings); |
| |
| if ((res = input_open(&in, cli_settings.demuxer, |
| cli_settings.inputfile, |
| fps, &total)) < 0) |
| { |
| return res; |
| } |
| for (unsigned i = 0; i <= cli_settings.skip; i++) { |
| if ((res = input_read(in, &data)) < 0) { |
| input_close(in); |
| return res; |
| } |
| if (i < cli_settings.skip) dav1d_data_unref(&data); |
| } |
| |
| if (!cli_settings.quiet) |
| fprintf(stderr, "dav1d %s - by VideoLAN\n", dav1d_version()); |
| |
| // skip frames until a sequence header is found |
| if (cli_settings.skip) { |
| Dav1dSequenceHeader seq; |
| unsigned seq_skip = 0; |
| while (dav1d_parse_sequence_header(&seq, data.data, data.sz)) { |
| if ((res = input_read(in, &data)) < 0) { |
| input_close(in); |
| return res; |
| } |
| seq_skip++; |
| } |
| if (seq_skip && !cli_settings.quiet) |
| fprintf(stderr, |
| "skipped %u packets due to missing sequence header\n", |
| seq_skip); |
| } |
| |
| //getc(stdin); |
| if (cli_settings.limit != 0 && cli_settings.limit < total) |
| total = cli_settings.limit; |
| |
| if ((res = dav1d_open(&c, &lib_settings))) |
| return res; |
| |
| if (cli_settings.frametimes) |
| frametimes = fopen(cli_settings.frametimes, "w"); |
| |
| if (cli_settings.realtime != REALTIME_CUSTOM) { |
| if (fps[1] == 0) { |
| i_fps = 0; |
| nspf = 0; |
| } else { |
| i_fps = (double)fps[0] / fps[1]; |
| nspf = 1000000000ULL * fps[1] / fps[0]; |
| } |
| } else { |
| i_fps = cli_settings.realtime_fps; |
| nspf = (uint64_t)(1000000000.0 / cli_settings.realtime_fps); |
| } |
| tfirst = get_time_nanos(); |
| |
| do { |
| memset(&p, 0, sizeof(p)); |
| if ((res = dav1d_send_data(c, &data)) < 0) { |
| if (res != DAV1D_ERR(EAGAIN)) { |
| fprintf(stderr, "Error decoding frame: %s\n", |
| strerror(-res)); |
| break; |
| } |
| } |
| |
| if ((res = dav1d_get_picture(c, &p)) < 0) { |
| if (res != DAV1D_ERR(EAGAIN)) { |
| fprintf(stderr, "Error decoding frame: %s\n", |
| strerror(-res)); |
| break; |
| } |
| res = 0; |
| } else { |
| if (!n_out) { |
| if ((res = output_open(&out, cli_settings.muxer, |
| cli_settings.outputfile, |
| &p.p, fps)) < 0) |
| { |
| if (frametimes) fclose(frametimes); |
| return res; |
| } |
| } |
| if ((res = output_write(out, &p)) < 0) |
| break; |
| n_out++; |
| if (nspf) { |
| synchronize(cli_settings.realtime, cli_settings.realtime_cache, |
| n_out, nspf, tfirst, &elapsed, frametimes); |
| } |
| if (!cli_settings.quiet) |
| print_stats(istty, n_out, total, elapsed, i_fps); |
| } |
| |
| if (cli_settings.limit && n_out == cli_settings.limit) |
| break; |
| } while (data.sz > 0 || !input_read(in, &data)); |
| |
| if (data.sz > 0) dav1d_data_unref(&data); |
| |
| // flush |
| if (res == 0) while (!cli_settings.limit || n_out < cli_settings.limit) { |
| if ((res = dav1d_get_picture(c, &p)) < 0) { |
| if (res != DAV1D_ERR(EAGAIN)) { |
| fprintf(stderr, "Error decoding frame: %s\n", |
| strerror(-res)); |
| } else { |
| res = 0; |
| break; |
| } |
| } else { |
| if (!n_out) { |
| if ((res = output_open(&out, cli_settings.muxer, |
| cli_settings.outputfile, |
| &p.p, fps)) < 0) |
| { |
| if (frametimes) fclose(frametimes); |
| return res; |
| } |
| } |
| if ((res = output_write(out, &p)) < 0) |
| break; |
| n_out++; |
| if (nspf) { |
| synchronize(cli_settings.realtime, cli_settings.realtime_cache, |
| n_out, nspf, tfirst, &elapsed, frametimes); |
| } |
| if (!cli_settings.quiet) |
| print_stats(istty, n_out, total, elapsed, i_fps); |
| } |
| } |
| |
| if (frametimes) fclose(frametimes); |
| |
| input_close(in); |
| if (out) { |
| if (!cli_settings.quiet && istty) |
| fprintf(stderr, "\n"); |
| if (cli_settings.verify) |
| res |= output_verify(out, cli_settings.verify); |
| else |
| output_close(out); |
| } else { |
| fprintf(stderr, "No data decoded\n"); |
| res = 1; |
| } |
| dav1d_close(&c); |
| |
| return res; |
| } |
