1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 #include <stdint.h>
20
21 #include "libavutil/thread.h"
22
23 #include "avcodec.h"
24 #include "version.h"
25
26 extern AVCodecParser ff_aac_parser;
27 extern AVCodecParser ff_aac_latm_parser;
28 extern AVCodecParser ff_ac3_parser;
29 extern AVCodecParser ff_adx_parser;
30 extern AVCodecParser ff_av1_parser;
31 extern AVCodecParser ff_avs2_parser;
32 extern AVCodecParser ff_avs3_parser;
33 extern AVCodecParser ff_av3a_parser;
34 extern AVCodecParser ff_bmp_parser;
35 extern AVCodecParser ff_cavsvideo_parser;
36 extern AVCodecParser ff_cook_parser;
37 extern AVCodecParser ff_cri_parser;
38 extern AVCodecParser ff_dca_parser;
39 extern AVCodecParser ff_dirac_parser;
40 extern AVCodecParser ff_dnxhd_parser;
41 extern AVCodecParser ff_dolby_e_parser;
42 extern AVCodecParser ff_dpx_parser;
43 extern AVCodecParser ff_dvaudio_parser;
44 extern AVCodecParser ff_dvbsub_parser;
45 extern AVCodecParser ff_dvdsub_parser;
46 extern AVCodecParser ff_dvd_nav_parser;
47 extern AVCodecParser ff_flac_parser;
48 extern AVCodecParser ff_g723_1_parser;
49 extern AVCodecParser ff_g729_parser;
50 extern AVCodecParser ff_gif_parser;
51 extern AVCodecParser ff_gsm_parser;
52 extern AVCodecParser ff_h261_parser;
53 extern AVCodecParser ff_h263_parser;
54 extern AVCodecParser ff_h264_parser;
55 extern AVCodecParser ff_hevc_parser;
56 extern AVCodecParser ff_ipu_parser;
57 extern AVCodecParser ff_jpeg2000_parser;
58 extern AVCodecParser ff_mjpeg_parser;
59 extern AVCodecParser ff_mlp_parser;
60 extern AVCodecParser ff_mpeg4video_parser;
61 extern AVCodecParser ff_mpegaudio_parser;
62 extern AVCodecParser ff_mpegvideo_parser;
63 extern AVCodecParser ff_opus_parser;
64 extern AVCodecParser ff_png_parser;
65 extern AVCodecParser ff_pnm_parser;
66 extern AVCodecParser ff_rv30_parser;
67 extern AVCodecParser ff_rv40_parser;
68 extern AVCodecParser ff_sbc_parser;
69 extern AVCodecParser ff_sipr_parser;
70 extern AVCodecParser ff_tak_parser;
71 extern AVCodecParser ff_vc1_parser;
72 extern AVCodecParser ff_vorbis_parser;
73 extern AVCodecParser ff_vp3_parser;
74 extern AVCodecParser ff_vp8_parser;
75 extern AVCodecParser ff_vp9_parser;
76 extern AVCodecParser ff_webp_parser;
77 extern AVCodecParser ff_xbm_parser;
78 extern AVCodecParser ff_xma_parser;
79
80 #include "libavcodec/parser_list.c"
81
82 #if FF_API_NEXT
83 FF_DISABLE_DEPRECATION_WARNINGS
84 static AVOnce av_parser_next_init = AV_ONCE_INIT;
85
av_parser_init_next(void)86 static void av_parser_init_next(void)
87 {
88 AVCodecParser *prev = NULL, *p;
89 int i = 0;
90 while ((p = (AVCodecParser*)parser_list[i++])) {
91 if (prev)
92 prev->next = p;
93 prev = p;
94 }
95 }
96
av_parser_next(const AVCodecParser * p)97 AVCodecParser *av_parser_next(const AVCodecParser *p)
98 {
99 ff_thread_once(&av_parser_next_init, av_parser_init_next);
100
101 if (p)
102 return p->next;
103 else
104 return (AVCodecParser*)parser_list[0];
105 }
106
av_register_codec_parser(AVCodecParser * parser)107 void av_register_codec_parser(AVCodecParser *parser)
108 {
109 ff_thread_once(&av_parser_next_init, av_parser_init_next);
110 }
111 FF_ENABLE_DEPRECATION_WARNINGS
112 #endif
113
av_parser_iterate(void ** opaque)114 const AVCodecParser *av_parser_iterate(void **opaque)
115 {
116 uintptr_t i = (uintptr_t)*opaque;
117 const AVCodecParser *p = parser_list[i];
118
119 if (p)
120 *opaque = (void*)(i + 1);
121
122 return p;
123 }
124