101 lines
4.4 KiB
C
101 lines
4.4 KiB
C
/**********************************************************************************************/
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/* The MIT License */
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/* */
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/* Copyright 2016-2016 Twitch Interactive, Inc. or its affiliates. All Rights Reserved. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining a copy */
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/* of this software and associated documentation files (the "Software"), to deal */
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/* in the Software without restriction, including without limitation the rights */
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/* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell */
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/* copies of the Software, and to permit persons to whom the Software is */
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/* furnished to do so, subject to the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be included in */
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/* all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR */
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/* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, */
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/* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE */
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/* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER */
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/* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, */
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/* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN */
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/* THE SOFTWARE. */
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/**********************************************************************************************/
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#include "ts.h"
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#include "srt.h"
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#include "avc.h"
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#include <stdio.h>
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int main (int argc, char** argv)
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{
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const char* path = argv[1];
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ts_t ts;
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sei_t sei;
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avcnalu_t nalu;
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srt_t* srt = 0, *head = 0;
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caption_frame_t frame;
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uint8_t pkt[TS_PACKET_SIZE];
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ts_init (&ts);
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avcnalu_init (&nalu);
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caption_frame_init (&frame);
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FILE* file = fopen (path,"rb+");
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while (TS_PACKET_SIZE == fread (&pkt[0],1,TS_PACKET_SIZE, file)) {
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switch (ts_parse_packet (&ts,&pkt[0])) {
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case LIBCAPTION_OK:
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// fprintf (stderr,"read ts packet\n");
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break;
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case LIBCAPTION_READY: {
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// fprintf (stderr,"read ts packet DATA\n");
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while (ts.size) {
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// fprintf (stderr,"ts.size %d (%02X%02X%02X%02X)\n",ts.size, ts.data[0], ts.data[1], ts.data[2], ts.data[3]);
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switch (avcnalu_parse_annexb (&nalu, &ts.data, &ts.size)) {
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case LIBCAPTION_OK:
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break;
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case LIBCAPTION_ERROR:
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// fprintf (stderr,"LIBCAPTION_ERROR == avcnalu_parse_annexb()\n");
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avcnalu_init (&nalu);
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break;
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case LIBCAPTION_READY: {
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if (6 == avcnalu_type (&nalu)) {
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// fprintf (stderr,"NALU %d (%d)\n", avcnalu_type (&nalu), avcnalu_size (&nalu));
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sei_init (&sei);
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sei_parse_avcnalu (&sei, &nalu, ts_dts_seconds (&ts), ts_cts_seconds (&ts));
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// sei_dump (&sei);
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if (LIBCAPTION_READY == sei_to_caption_frame (&sei,&frame)) {
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// caption_frame_dump (&frame);
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srt = srt_from_caption_frame (&frame,srt,&head);
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// srt_dump (srt);
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}
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sei_free (&sei);
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}
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avcnalu_init (&nalu);
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} break;
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}
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}
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} break;
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case LIBCAPTION_ERROR:
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// fprintf (stderr,"read ts packet ERROR\n");
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break;
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}
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}
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srt_dump (head);
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srt_free (head);
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return 1;
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}
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