1 /*
2  * This file is part of MPlayer.
3  *
4  * MPlayer is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * MPlayer 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
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License along
15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17  */
18 
19 #include "config.h"
20 
21 #include <stdint.h>
22 #include "mp_msg.h"
23 #include "mp_taglists.h"
24 #include "libavutil/common.h"
25 #include "libavformat/avformat.h"
26 // this is really defined in libavformat/internal.h
27 // but requiring that header is a bit messy when building against
28 // a system copy of FFmpeg.
29 struct AVCodecTag {
30     enum AVCodecID id;
31     unsigned int tag;
32 };
33 
34 static const struct AVCodecTag mp_wav_tags[] = {
35     { AV_CODEC_ID_ADPCM_4XM,         MKTAG('4', 'X', 'M', 'A') },
36     { AV_CODEC_ID_ADPCM_ADX,         MKTAG('S', 'a', 'd', 'x') },
37     { AV_CODEC_ID_ADPCM_AICA,        MKTAG('A', 'I', 'C', 'A') },
38     { AV_CODEC_ID_ADPCM_AFC,         MKTAG('A', 'F', 'C', ' ') },
39     { AV_CODEC_ID_ADPCM_DTK,         MKTAG('D', 'T', 'K', ' ') },
40     { AV_CODEC_ID_ADPCM_IMA_APC,     MKTAG('A', 'P', 'C', 'A') },
41     { AV_CODEC_ID_ADPCM_EA,          MKTAG('A', 'D', 'E', 'A') },
42     { AV_CODEC_ID_ADPCM_EA_R1,       MKTAG('E', 'A', 'R', '1') },
43     { AV_CODEC_ID_ADPCM_EA_R2,       MKTAG('E', 'A', 'R', '2') },
44     { AV_CODEC_ID_ADPCM_EA_R3,       MKTAG('E', 'A', 'R', '3') },
45     { AV_CODEC_ID_ADPCM_EA_XAS,      MKTAG('E', 'X', 'A', 'S') },
46     { AV_CODEC_ID_ADPCM_EA_MAXIS_XA, MKTAG('A', 'D', 'X', 'A') },
47     { AV_CODEC_ID_ADPCM_IMA_EA_EACS, MKTAG('E', 'A', 'C', 'S') },
48     { AV_CODEC_ID_ADPCM_IMA_ISS,     MKTAG('A', 'I', 'S', 'S') },
49     { AV_CODEC_ID_ADPCM_IMA_WS,      MKTAG('A', 'I', 'W', 'S') },
50     { AV_CODEC_ID_ADPCM_PSX,         MKTAG('A', 'P', 'S', 'X') },
51     { AV_CODEC_ID_ADPCM_SBPRO_2,     0x3253 },
52     { AV_CODEC_ID_ADPCM_SBPRO_3,     0x3353 },
53     { AV_CODEC_ID_ADPCM_SBPRO_4,     0x3453 },
54     { AV_CODEC_ID_ADPCM_THP,         MKTAG('T', 'H', 'P', 'A') },
55     { AV_CODEC_ID_ADPCM_THP_LE,      MKTAG('T', 'H', 'P', 'L') },
56     { AV_CODEC_ID_ADPCM_XA,          MKTAG('P', 'S', 'X', 'A') },
57     { AV_CODEC_ID_AMR_NB,            MKTAG('n', 'b',   0,   0) },
58     { AV_CODEC_ID_ATRAC1,            MKTAG('A', 'T', 'R', '1') },
59     { AV_CODEC_ID_BINKAUDIO_DCT,     MKTAG('B', 'A', 'U', '1') },
60     { AV_CODEC_ID_BINKAUDIO_RDFT,    MKTAG('B', 'A', 'U', '2') },
61     { AV_CODEC_ID_BMV_AUDIO,         MKTAG('B', 'M', 'V', 'A') },
62     { AV_CODEC_ID_COOK,              MKTAG('c', 'o', 'o', 'k') },
63     { AV_CODEC_ID_DSD_LSBF,          MKTAG('D', 'S', 'D', 'l') },
64     { AV_CODEC_ID_DSD_LSBF_PLANAR,   MKTAG('D', 'S', 'F', 'l') },
65     { AV_CODEC_ID_DSD_MSBF,          MKTAG('D', 'S', 'D', ' ') },
66     { AV_CODEC_ID_DSD_MSBF_PLANAR,   MKTAG('D', 'S', 'F', 'm') },
67     { AV_CODEC_ID_DSICINAUDIO,       MKTAG('D', 'C', 'I', 'A') },
68     { AV_CODEC_ID_DSS_SP,            MKTAG('D', 'S', 'S', 's') },
69     { AV_CODEC_ID_EAC3,              MKTAG('E', 'A', 'C', '3') },
70     { AV_CODEC_ID_EVRC,              MKTAG('s', 'e', 'v', 'c') },
71     { AV_CODEC_ID_FFWAVESYNTH,       MKTAG('F', 'F', 'W', 'S') },
72     { AV_CODEC_ID_G723_1,            MKTAG('7', '2', '3', '1') },
73     { AV_CODEC_ID_INTERPLAY_ACM,     0x97280301 },
74     { AV_CODEC_ID_INTERPLAY_DPCM,    MKTAG('I', 'N', 'P', 'A') },
75     { AV_CODEC_ID_ILBC,              MKTAG('i', 'l', 'b', 'c') },
76     { AV_CODEC_ID_MLP,               MKTAG('M', 'L', 'P', ' ') },
77     { AV_CODEC_ID_MP1,               0x50 },
78     { AV_CODEC_ID_MP4ALS,            MKTAG('A', 'L', 'S', ' ') },
79     { AV_CODEC_ID_MUSEPACK7,         MKTAG('M', 'P', 'C', ' ') },
80     { AV_CODEC_ID_MUSEPACK8,         MKTAG('M', 'P', 'C', '8') },
81     { AV_CODEC_ID_NELLYMOSER,        MKTAG('n', 'm', 'o', 's') },
82     { AV_CODEC_ID_OPUS,              MKTAG('o', 'p', 'u', 's') },
83     { AV_CODEC_ID_PCM_LXF,           MKTAG('P', 'L', 'X', 'F') },
84     { AV_CODEC_ID_PCM_S16LE_PLANAR,  MKTAG('1', '6', 'P', 'L') },
85     { AV_CODEC_ID_QCELP,             MKTAG('Q', 'c', 'l', 'p') },
86     { AV_CODEC_ID_QDM2,              MKTAG('Q', 'D', 'M', '2') },
87     { AV_CODEC_ID_RA_144,            MKTAG('1', '4', '_', '4') },
88     { AV_CODEC_ID_RA_288,            MKTAG('2', '8', '_', '8') },
89     { AV_CODEC_ID_ROQ_DPCM,          MKTAG('R', 'o', 'Q', 'A') },
90     { AV_CODEC_ID_SHORTEN,           MKTAG('s', 'h', 'r', 'n') },
91     { AV_CODEC_ID_SPEEX,             MKTAG('s', 'p', 'x', ' ') },
92     { AV_CODEC_ID_TAK,               MKTAG('T', 'A', 'K', ' ') },
93     { AV_CODEC_ID_TTA,               MKTAG('T', 'T', 'A', '1') },
94     { AV_CODEC_ID_TWINVQ,            MKTAG('T', 'W', 'I', '2') },
95     { AV_CODEC_ID_ADPCM_VIMA,        MKTAG('V', 'I', 'M', 'A') },
96     { AV_CODEC_ID_VMDAUDIO,          MKTAG('V', 'M', 'D', 'A') },
97     { AV_CODEC_ID_WAVPACK,           MKTAG('W', 'V', 'P', 'K') },
98     { AV_CODEC_ID_WESTWOOD_SND1,     MKTAG('S', 'N', 'D', '1') },
99     { AV_CODEC_ID_XAN_DPCM,          MKTAG('A', 'x', 'a', 'n') },
100     { 0, 0 },
101 };
102 
103 static const struct AVCodecTag mp_codecid_override_tags[] = {
104     { AV_CODEC_ID_8SVX_EXP,          MKTAG('8', 'e', 'x', 'p') },
105     { AV_CODEC_ID_8SVX_FIB,          MKTAG('8', 'f', 'i', 'b') },
106     { MKBETAG('8','S','V','X'),      MKTAG('8', 'r', 'a', 'w') },
107     { AV_CODEC_ID_AAC,               MKTAG('M', 'P', '4', 'A') },
108     { AV_CODEC_ID_AAC_LATM,          MKTAG('M', 'P', '4', 'L') },
109     { AV_CODEC_ID_AC3,               0x2000 },
110     { AV_CODEC_ID_ADPCM_G722,        0x28f },
111     { AV_CODEC_ID_ADPCM_IMA_EA_SEAD, MKTAG('S', 'E', 'A', 'D') },
112     { AV_CODEC_ID_ADPCM_IMA_AMV,     MKTAG('A', 'M', 'V', 'A') },
113     { AV_CODEC_ID_ATRAC3P,           0xE923AABF},
114     { AV_CODEC_ID_CPIA,              MKTAG('C', 'P', 'i', 'A') },
115     { AV_CODEC_ID_DTS,               0x2001 },
116     { AV_CODEC_ID_DVVIDEO,           MKTAG('d', 'v', 's', 'd') },
117     { AV_CODEC_ID_EAC3,              MKTAG('E', 'A', 'C', '3') },
118     { AV_CODEC_ID_ESCAPE124,         MKTAG('E', '1', '2', '4') },
119     { AV_CODEC_ID_ESCAPE130,         MKTAG('E', '1', '3', '0') },
120     { AV_CODEC_ID_FLV1,              MKTAG('F', 'L', 'V', '1') },
121     { AV_CODEC_ID_ADPCM_G726LE,      MKTAG('6', '2', '7', 'G') },
122     { AV_CODEC_ID_G729,              MKTAG('G', '7', '2', '9') },
123     { AV_CODEC_ID_H264,              MKTAG('H', '2', '6', '4') },
124     { AV_CODEC_ID_HEVC,              MKTAG('H', 'E', 'V', 'C') },
125     { AV_CODEC_ID_MP3,               0x55 },
126     { AV_CODEC_ID_MPEG4,             MKTAG('M', 'P', '4', 'V') },
127     { AV_CODEC_ID_PAF_AUDIO,         MKTAG('P', 'A', 'F', 'A') },
128     { AV_CODEC_ID_PAF_VIDEO,         MKTAG('P', 'A', 'F', 'V') },
129     { AV_CODEC_ID_PCM_BLURAY,        MKTAG('B', 'P', 'C', 'M') },
130     { AV_CODEC_ID_PCM_S8,            MKTAG('t', 'w', 'o', 's') },
131     { AV_CODEC_ID_PCM_U8,            1 },
132     { AV_CODEC_ID_PCM_S16BE,         MKTAG('t', 'w', 'o', 's') },
133     { AV_CODEC_ID_PCM_S16LE,         1 },
134     { AV_CODEC_ID_PCM_S24BE,         MKTAG('i', 'n', '2', '4') },
135     { AV_CODEC_ID_PCM_S24LE,         1 },
136     { AV_CODEC_ID_PCM_S32BE,         MKTAG('i', 'n', '3', '2') },
137     { AV_CODEC_ID_PCM_S32LE,         1 },
138     { AV_CODEC_ID_PCM_F32LE,         MKTAG('2', '3', 'l', 'f') },
139     { AV_CODEC_ID_PCM_ZORK,          MKTAG('z', 'r', 'k', 0x11) },
140     { AV_CODEC_ID_MP2,               0x50 },
141     { AV_CODEC_ID_MPEG2VIDEO,        MKTAG('M', 'P', 'G', '2') },
142     { AV_CODEC_ID_TRUEHD,            MKTAG('T', 'R', 'H', 'D') },
143     { AV_CODEC_ID_VC1,               MKTAG('V', 'C', '-', '1') },
144     { 0, 0 },
145 };
146 
147 static const struct AVCodecTag * const mp_codecid_override_taglists[] =
148                         {mp_codecid_override_tags, 0};
149 
150 static const struct AVCodecTag mp_bmp_tags[] = {
151     { AV_CODEC_ID_AMV,               MKTAG('A', 'M', 'V', 'V') },
152     { AV_CODEC_ID_ANM,               MKTAG('A', 'N', 'M', ' ') },
153     { AV_CODEC_ID_ANSI,              MKTAG('T', 'X', 'T', '4') },
154     { AV_CODEC_ID_AVS,               MKTAG('A', 'V', 'S', ' ') },
155     { AV_CODEC_ID_BETHSOFTVID,       MKTAG('B', 'E', 'T', 'H') },
156     { AV_CODEC_ID_BFI,               MKTAG('B', 'F', 'I', 'V') },
157     { AV_CODEC_ID_BMP,               MKTAG('b', 'm', 'p', ' ') },
158     { AV_CODEC_ID_BMV_VIDEO,         MKTAG('B', 'M', 'V', 'V') },
159     { AV_CODEC_ID_C93,               MKTAG('C', '9', '3', 'V') },
160     { AV_CODEC_ID_CDGRAPHICS,        MKTAG('C', 'D', 'G', 'R') },
161     { AV_CODEC_ID_CDXL,              MKTAG('C', 'D', 'X', 'L') },
162     { AV_CODEC_ID_CMV,               MKTAG('M', 'V', 'I', 'f') },
163     { AV_CODEC_ID_DFA,               MKTAG('C', 'D', 'F', 'A') },
164     { AV_CODEC_ID_DNXHD,             MKTAG('A', 'V', 'd', 'n') },
165     { AV_CODEC_ID_DSICINVIDEO,       MKTAG('D', 'C', 'I', 'V') },
166     { AV_CODEC_ID_DXA,               MKTAG('D', 'X', 'A', '1') },
167     { AV_CODEC_ID_FLIC,              MKTAG('f', 'l', 'i', 'c') },
168     { AV_CODEC_ID_HEVC,              MKTAG('H', 'E', 'V', 'C') },
169     { AV_CODEC_ID_HNM4_VIDEO,        MKTAG('H', 'N', 'M', '4') },
170     { AV_CODEC_ID_IDCIN,             MKTAG('I', 'D', 'C', 'I') },
171     { AV_CODEC_ID_INTERPLAY_VIDEO,   MKTAG('I', 'N', 'P', 'V') },
172     { AV_CODEC_ID_JV,                MKTAG('F', 'F', 'J', 'V') },
173     { AV_CODEC_ID_MAD,               MKTAG('M', 'A', 'D', 'k') },
174     { AV_CODEC_ID_MDEC,              MKTAG('M', 'D', 'E', 'C') },
175     { AV_CODEC_ID_MMVIDEO,           MKTAG('M', 'M', 'V', ' ') },
176     { AV_CODEC_ID_MOTIONPIXELS,      MKTAG('M', 'V', 'I', '1') },
177     { AV_CODEC_ID_MVC1,              MKTAG('m', 'v', 'c', '1') },
178     { AV_CODEC_ID_MVC2,              MKTAG('m', 'v', 'c', '2') },
179     { AV_CODEC_ID_MXPEG,             MKTAG('M', 'X', 'P', 'G') },
180     { AV_CODEC_ID_NUV,               MKTAG('N', 'U', 'V', '1') },
181     { AV_CODEC_ID_APNG,              MKTAG('a', 'p', 'n', 'g') },
182     { AV_CODEC_ID_RL2,               MKTAG('R', 'L', '2', 'V') },
183     { AV_CODEC_ID_ROQ,               MKTAG('R', 'o', 'Q', 'V') },
184     { AV_CODEC_ID_RV10,              MKTAG('R', 'V', '1', '0') },
185     { AV_CODEC_ID_RV20,              MKTAG('R', 'V', '2', '0') },
186     { AV_CODEC_ID_RV30,              MKTAG('R', 'V', '3', '0') },
187     { AV_CODEC_ID_RV40,              MKTAG('R', 'V', '4', '0') },
188     { AV_CODEC_ID_SANM,              MKTAG('S', 'A', 'N', 'M') },
189     { AV_CODEC_ID_SGIRLE,            MKTAG('r', 'l', 'e', '1') },
190     { AV_CODEC_ID_SVQ3,              MKTAG('S', 'V', 'Q', '3') },
191     { AV_CODEC_ID_TMV,               MKTAG('t', 'm', 'v', '8') },
192     { AV_CODEC_ID_TGV,               MKTAG('f', 'V', 'G', 'T') },
193     { AV_CODEC_ID_TGQ,               MKTAG('p', 'Q', 'G', 'T') },
194     { AV_CODEC_ID_THP,               MKTAG('T', 'H', 'P', 'V') },
195     { AV_CODEC_ID_TIERTEXSEQVIDEO,   MKTAG('T', 'S', 'E', 'Q') },
196     { AV_CODEC_ID_TQI,               MKTAG('p', 'I', 'Q', 'T') },
197     { AV_CODEC_ID_TXD,               MKTAG('T', 'X', 'D', 'V') },
198     { AV_CODEC_ID_VP6A,              MKTAG('V', 'P', '6', 'A') },
199     { AV_CODEC_ID_VMDVIDEO,          MKTAG('V', 'M', 'D', 'V') },
200     { AV_CODEC_ID_WS_VQA,            MKTAG('V', 'Q', 'A', 'V') },
201     { AV_CODEC_ID_XAN_WC3,           MKTAG('W', 'C', '3', 'V') },
202     { AV_CODEC_ID_YOP,               MKTAG('Y', 'O', 'P', '1') },
203     { 0, 0 },
204 };
205 
get_taglists(const struct AVCodecTag * dst[3],int audio)206 static void get_taglists(const struct AVCodecTag *dst[3], int audio)
207 {
208     dst[0] = audio ? mp_wav_tags : mp_bmp_tags;
209     dst[1] = audio ? avformat_get_riff_audio_tags() : avformat_get_riff_video_tags();
210     dst[2] = NULL;
211 }
212 
mp_tag2codec_id(uint32_t tag,int audio)213 enum AVCodecID mp_tag2codec_id(uint32_t tag, int audio)
214 {
215     const struct AVCodecTag *taglists[3];
216     get_taglists(taglists, audio);
217     return av_codec_get_id(taglists, tag);
218 }
219 
mp_codec_id2tag(enum AVCodecID codec_id,uint32_t old_tag,int audio)220 uint32_t mp_codec_id2tag(enum AVCodecID codec_id, uint32_t old_tag, int audio)
221 {
222     const struct AVCodecTag *taglists[3];
223     // For some formats (like PCM) always trust AV_CODEC_ID_* more than codec_tag
224     uint32_t tag = av_codec_get_tag(mp_codecid_override_taglists, codec_id);
225     if (tag)
226         return tag;
227 
228     // mp4a tag is used for all mp4 files no matter what they actually contain
229     // mp4v is sometimes also used for files containing e.g. mjpeg
230     if (audio  && old_tag != MKTAG('m', 'p', '4', 'a') ||
231         !audio && old_tag != MKTAG('m', 'p', '4', 'v'))
232         tag = old_tag;
233     if (tag)
234         return tag;
235 
236     get_taglists(taglists, audio);
237     return av_codec_get_tag(taglists, codec_id);
238 }
239