* RIFF codec tags
* Copyright (c) 2000 Fabrice Bellard
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
{ CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') },
{ CODEC_ID_H264, MKTAG('D', 'A', 'V', 'C') },
{ CODEC_ID_H264, MKTAG('V', 'S', 'S', 'H') },
+ { CODEC_ID_H264, MKTAG('Q', '2', '6', '4') }, /* QNAP surveillance system */
{ CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
{ CODEC_ID_H263, MKTAG('X', '2', '6', '3') },
{ CODEC_ID_H263, MKTAG('T', '2', '6', '3') },
{ CODEC_ID_MPEG4, MKTAG('S', 'I', 'P', 'P') }, /* Samsung SHR-6040 */
{ CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'X') },
{ CODEC_ID_MPEG4, MKTAG('D', 'r', 'e', 'X') },
+ { CODEC_ID_MPEG4, MKTAG('Q', 'M', 'P', '4') }, /* QNAP Systems */
{ CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', '4', '3') },
{ CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '3') },
{ CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', 'G', '3') },
{ CODEC_ID_RAWVIDEO, MKTAG('2', 'V', 'u', '1') },
{ CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') },
{ CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') },
+ { CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') },
{ CODEC_ID_RAWVIDEO, MKTAG('P', '4', '2', '2') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', '1', '2') },
{ CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', '1', '6') },
{ CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') },
{ CODEC_ID_KGV1, MKTAG('K', 'G', 'V', '1') },
{ CODEC_ID_LAGARITH, MKTAG('L', 'A', 'G', 'S') },
+ { CODEC_ID_G2M, MKTAG('G', '2', 'M', '2') },
+ { CODEC_ID_G2M, MKTAG('G', '2', 'M', '3') },
+ { CODEC_ID_G2M, MKTAG('G', '2', 'M', '4') },
+ { CODEC_ID_AMV, MKTAG('A', 'M', 'V', 'F') },
{ CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'R', 'A') },
{ CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'R', 'G') },
{ CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'Y', '0') },
{ CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'Y', '2') },
{ CODEC_ID_VBLE, MKTAG('V', 'B', 'L', 'E') },
+ { CODEC_ID_ESCAPE130, MKTAG('E', '1', '3', '0') },
{ CODEC_ID_DXTORY, MKTAG('x', 't', 'o', 'r') },
{ CODEC_ID_NONE, 0 }
};
{ CODEC_ID_ADPCM_YAMAHA, 0x0020 },
{ CODEC_ID_TRUESPEECH, 0x0022 },
{ CODEC_ID_GSM_MS, 0x0031 },
+ { CODEC_ID_AMR_NB, 0x0038 }, /* rogue format number */
{ CODEC_ID_ADPCM_G726, 0x0045 },
{ CODEC_ID_MP2, 0x0050 },
{ CODEC_ID_MP3, 0x0055 },
{ CODEC_ID_NONE, 0 },
};
+const AVCodecGuid ff_codec_wav_guids[] = {
+ {CODEC_ID_AC3, {0x2C,0x80,0x6D,0xE0,0x46,0xDB,0xCF,0x11,0xB4,0xD1,0x00,0x80,0x5F,0x6C,0xBB,0xEA}},
+ {CODEC_ID_ATRAC3P, {0xBF,0xAA,0x23,0xE9,0x58,0xCB,0x71,0x44,0xA1,0x19,0xFF,0xFA,0x01,0xE4,0xCE,0x62}},
+ {CODEC_ID_EAC3, {0xAF,0x87,0xFB,0xA7,0x02,0x2D,0xFB,0x42,0xA4,0xD4,0x05,0xCD,0x93,0x84,0x3B,0xDD}},
+ {CODEC_ID_MP2, {0x2B,0x80,0x6D,0xE0,0x46,0xDB,0xCF,0x11,0xB4,0xD1,0x00,0x80,0x5F,0x6C,0xBB,0xEA}},
+ {CODEC_ID_NONE}
+};
+
const AVMetadataConv ff_riff_info_conv[] = {
{ "IART", "artist" },
{ "ICMT", "comment" },
if(waveformatextensible) { /* write WAVEFORMATEXTENSIBLE extensions */
hdrsize += 22;
avio_wl16(pb, riff_extradata - riff_extradata_start + 22); /* 22 is WAVEFORMATEXTENSIBLE size */
- avio_wl16(pb, enc->bits_per_coded_sample); /* ValidBitsPerSample || SamplesPerBlock || Reserved */
+ avio_wl16(pb, bps); /* ValidBitsPerSample || SamplesPerBlock || Reserved */
avio_wl32(pb, enc->channel_layout); /* dwChannelMask */
avio_wl32(pb, enc->codec_tag); /* GUID + next 3 */
avio_wl32(pb, 0x00100000);
id = avio_rl16(pb);
codec->codec_type = AVMEDIA_TYPE_AUDIO;
- codec->codec_tag = id;
codec->channels = avio_rl16(pb);
codec->sample_rate = avio_rl32(pb);
codec->bit_rate = avio_rl32(pb) * 8;
codec->bits_per_coded_sample = 8;
}else
codec->bits_per_coded_sample = avio_rl16(pb);
+ if (id == 0xFFFE) {
+ codec->codec_tag = 0;
+ } else {
+ codec->codec_tag = id;
+ codec->codec_id = ff_wav_codec_get_id(id, codec->bits_per_coded_sample);
+ }
if (size >= 18) { /* We're obviously dealing with WAVEFORMATEX */
int cbSize = avio_rl16(pb); /* cbSize */
size -= 18;
cbSize = FFMIN(size, cbSize);
if (cbSize >= 22 && id == 0xfffe) { /* WAVEFORMATEXTENSIBLE */
+ ff_asf_guid subformat;
codec->bits_per_coded_sample = avio_rl16(pb);
codec->channel_layout = avio_rl32(pb); /* dwChannelMask */
- id = avio_rl32(pb); /* 4 first bytes of GUID */
- avio_skip(pb, 12); /* skip end of GUID */
+ ff_get_guid(pb, &subformat);
+ if (!memcmp(subformat + 4, (const uint8_t[]){FF_MEDIASUBTYPE_BASE_GUID}, 12)) {
+ codec->codec_tag = AV_RL32(subformat);
+ codec->codec_id = ff_wav_codec_get_id(codec->codec_tag, codec->bits_per_coded_sample);
+ } else {
+ codec->codec_id = ff_codec_guid_get_id(ff_codec_wav_guids, subformat);
+ if (!codec->codec_id)
+ av_log(codec, AV_LOG_WARNING, "unknown subformat:"FF_PRI_GUID"\n", FF_ARG_GUID(subformat));
+ }
cbSize -= 22;
size -= 22;
}
if (size > 0)
avio_skip(pb, size);
}
- codec->codec_id = ff_wav_codec_get_id(id, codec->bits_per_coded_sample);
if (codec->codec_id == CODEC_ID_AAC_LATM) {
/* channels and sample_rate values are those prior to applying SBR and/or PS */
codec->channels = 0;
*au_rate /= gcd;
}
+void ff_get_guid(AVIOContext *s, ff_asf_guid *g)
+{
+ assert(sizeof(*g) == 16);
+ avio_read(s, *g, sizeof(*g));
+}
+
+enum CodecID ff_codec_guid_get_id(const AVCodecGuid *guids, ff_asf_guid guid)
+{
+ int i;
+ for (i = 0; guids[i].id != CODEC_ID_NONE; i++) {
+ if (!ff_guidcmp(guids[i].guid, guid))
+ return guids[i].id;
+ }
+ return CODEC_ID_NONE;
+}
+
int ff_read_riff_info(AVFormatContext *s, int64_t size)
{
int64_t start, end, cur;
AV_WL32(key, chunk_code);
if (avio_read(pb, value, chunk_size) != chunk_size) {
- av_freep(key);
- av_freep(value);
+ av_freep(&value);
av_log(s, AV_LOG_ERROR, "premature end of file while reading INFO tag\n");
return AVERROR_INVALIDDATA;
}