* @author Peter Ross <pross@xvid.org>
*/
+#include "libavutil/channel_layout.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/intfloat.h"
#include "libavutil/dict.h"
#include "mpegts.h"
/* Macros for formating GUIDs */
-#define PRI_GUID \
- "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x"
-#define ARG_GUID(g) \
- g[0],g[1],g[2],g[3],g[4],g[5],g[6],g[7],g[8],g[9],g[10],g[11],g[12],g[13],g[14],g[15]
-
#define PRI_PRETTY_GUID \
"%08x-%04x-%04x-%02x%02x%02x%02x%02x%02x%02x%02x"
#define ARG_PRETTY_GUID(g) \
*
*/
-#define WTV_SECTOR_BITS 12
+#define WTV_SECTOR_BITS INT64_C(12)
#define WTV_SECTOR_SIZE (1 << WTV_SECTOR_BITS)
#define WTV_BIGSECTOR_BITS 18
int i = wf->position >> wf->sector_bits;
if (i >= wf->nb_sectors ||
(wf->sectors[i] != wf->sectors[i - 1] + (1 << (wf->sector_bits - WTV_SECTOR_BITS)) &&
- avio_seek(pb, (int64_t)wf->sectors[i] << WTV_SECTOR_BITS, SEEK_SET) < 0)) {
+ avio_seek(pb, wf->sectors[i] << WTV_SECTOR_BITS, SEEK_SET) < 0)) {
wf->error = 1;
break;
}
offset = wf->length;
wf->error = offset < 0 || offset >= wf->length ||
- avio_seek(pb, ((int64_t)wf->sectors[offset >> wf->sector_bits] << WTV_SECTOR_BITS)
+ avio_seek(pb, (wf->sectors[offset >> wf->sector_bits] << WTV_SECTOR_BITS)
+ (offset & ((1 << wf->sector_bits) - 1)), SEEK_SET) < 0;
wf->position = offset;
return offset;
}
wf->nb_sectors = 0;
for (i = 0; i < nb_sectors1; i++) {
- if (avio_seek(s->pb, (int64_t)sectors1[i] << WTV_SECTOR_BITS, SEEK_SET) < 0)
+ if (avio_seek(s->pb, sectors1[i] << WTV_SECTOR_BITS, SEEK_SET) < 0)
break;
wf->nb_sectors += read_ints(s->pb, wf->sectors + i * WTV_SECTOR_SIZE / 4, WTV_SECTOR_SIZE / 4);
}
}
wf->length = length;
- /* seek to intial sector */
+ /* seek to initial sector */
wf->position = 0;
- if (avio_seek(s->pb, (int64_t)wf->sectors[0] << WTV_SECTOR_BITS, SEEK_SET) < 0) {
+ if (avio_seek(s->pb, wf->sectors[0] << WTV_SECTOR_BITS, SEEK_SET) < 0) {
av_free(wf->sectors);
av_free(wf);
return NULL;
uint64_t file_length;
const uint8_t *name;
if (ff_guidcmp(buf, dir_entry_guid)) {
- av_log(s, AV_LOG_ERROR, "unknown guid "PRI_GUID", expected dir_entry_guid; "
- "remaining directory entries ignored\n", ARG_GUID(buf));
+ av_log(s, AV_LOG_ERROR, "unknown guid "FF_PRI_GUID", expected dir_entry_guid; "
+ "remaining directory entries ignored\n", FF_ARG_GUID(buf));
break;
}
dir_length = AV_RL16(buf + 16);
file_length = AV_RL64(buf + 24);
name_size = 2 * AV_RL32(buf + 32);
- if (buf + 48 + name_size > buf_end) {
+ if (name_size < 0) {
+ av_log(s, AV_LOG_ERROR,
+ "bad filename length, remaining directory entries ignored\n");
+ break;
+ }
+ if (48 + name_size > buf_end - buf) {
av_log(s, AV_LOG_ERROR, "filename exceeds buffer size; remaining directory entries ignored\n");
break;
}
unsigned int index_entries_allocated_size;
} WtvContext;
-typedef struct {
- enum AVCodecID id;
- ff_asf_guid guid;
-} AVCodecGuid;
-
-static enum AVCodecID ff_codec_guid_get_id(const AVCodecGuid *guids, ff_asf_guid guid)
-{
- int i;
- for (i = 0; guids[i].id != AV_CODEC_ID_NONE; i++) {
- if (!ff_guidcmp(guids[i].guid, guid))
- return guids[i].id;
- }
- return AV_CODEC_ID_NONE;
-}
-
/* WTV GUIDs */
static const ff_asf_guid wtv_guid =
{0xB7,0xD8,0x00,0x20,0x37,0x49,0xDA,0x11,0xA6,0x4E,0x00,0x07,0xE9,0x5E,0xAD,0x8D};
/* Windows media GUIDs */
-#define MEDIASUBTYPE_BASE_GUID \
- 0x00,0x00,0x10,0x00,0x80,0x00,0x00,0xAA,0x00,0x38,0x9B,0x71
-
/* Media types */
static const ff_asf_guid mediatype_audio =
- {'a','u','d','s',MEDIASUBTYPE_BASE_GUID};
+ {'a','u','d','s',FF_MEDIASUBTYPE_BASE_GUID};
static const ff_asf_guid mediatype_video =
- {'v','i','d','s',MEDIASUBTYPE_BASE_GUID};
+ {'v','i','d','s',FF_MEDIASUBTYPE_BASE_GUID};
static const ff_asf_guid mediasubtype_mpeg1payload =
{0x81,0xEB,0x36,0xE4,0x4F,0x52,0xCE,0x11,0x9F,0x53,0x00,0x20,0xAF,0x0B,0xA7,0x70};
static const ff_asf_guid mediatype_mpeg2_sections =
{AV_CODEC_ID_NONE}
};
-static const AVCodecGuid audio_guids[] = {
- {AV_CODEC_ID_AC3, {0x2C,0x80,0x6D,0xE0,0x46,0xDB,0xCF,0x11,0xB4,0xD1,0x00,0x80,0x5F,0x6C,0xBB,0xEA}},
- {AV_CODEC_ID_EAC3, {0xAF,0x87,0xFB,0xA7,0x02,0x2D,0xFB,0x42,0xA4,0xD4,0x05,0xCD,0x93,0x84,0x3B,0xDD}},
- {AV_CODEC_ID_MP2, {0x2B,0x80,0x6D,0xE0,0x46,0xDB,0xCF,0x11,0xB4,0xD1,0x00,0x80,0x5F,0x6C,0xBB,0xEA}},
- {AV_CODEC_ID_NONE}
-};
-
static int read_probe(AVProbeData *p)
{
return ff_guidcmp(p->buf, wtv_guid) ? 0 : AVPROBE_SCORE_MAX;
st->codec->codec_id = AV_CODEC_ID_MJPEG;
st->codec->codec_type = AVMEDIA_TYPE_ATTACHMENT;
st->codec->extradata = av_mallocz(filesize);
+ st->id = -1;
if (!st->codec->extradata)
goto done;
st->codec->extradata_size = filesize;
if (!length)
break;
if (ff_guidcmp(&guid, metadata_guid)) {
- av_log(s, AV_LOG_WARNING, "unknown guid "PRI_GUID", expected metadata_guid; "
- "remaining metadata entries ignored\n", ARG_GUID(guid));
+ av_log(s, AV_LOG_WARNING, "unknown guid "FF_PRI_GUID", expected metadata_guid; "
+ "remaining metadata entries ignored\n", FF_ARG_GUID(guid));
break;
}
avio_get_str16le(pb, INT_MAX, key, sizeof(key));
/* dwHeadMode */
switch (AV_RL16(st->codec->extradata + 6)) {
- case 1 : case 2 : case 4 : st->codec->channels = 2; break;
- case 8 : st->codec->channels = 1; break;
+ case 1 :
+ case 2 :
+ case 4 : st->codec->channels = 2;
+ st->codec->channel_layout = AV_CH_LAYOUT_STEREO;
+ break;
+ case 8 : st->codec->channels = 1;
+ st->codec->channel_layout = AV_CH_LAYOUT_MONO;
+ break;
}
}
return NULL;
} else {
if (ff_guidcmp(formattype, format_none))
- av_log(s, AV_LOG_WARNING, "unknown formattype:"PRI_GUID"\n", ARG_GUID(formattype));
+ av_log(s, AV_LOG_WARNING, "unknown formattype:"FF_PRI_GUID"\n", FF_ARG_GUID(formattype));
avio_skip(pb, size);
}
- if (!memcmp(subtype + 4, (const uint8_t[]){MEDIASUBTYPE_BASE_GUID}, 12)) {
+ if (!memcmp(subtype + 4, (const uint8_t[]){FF_MEDIASUBTYPE_BASE_GUID}, 12)) {
st->codec->codec_id = ff_wav_codec_get_id(AV_RL32(subtype), st->codec->bits_per_coded_sample);
} else if (!ff_guidcmp(subtype, mediasubtype_mpeg1payload)) {
if (st->codec->extradata && st->codec->extradata_size >= 22)
else
av_log(s, AV_LOG_WARNING, "MPEG1WAVEFORMATEX underflow\n");
} else {
- st->codec->codec_id = ff_codec_guid_get_id(audio_guids, subtype);
+ st->codec->codec_id = ff_codec_guid_get_id(ff_codec_wav_guids, subtype);
if (st->codec->codec_id == AV_CODEC_ID_NONE)
- av_log(s, AV_LOG_WARNING, "unknown subtype:"PRI_GUID"\n", ARG_GUID(subtype));
+ av_log(s, AV_LOG_WARNING, "unknown subtype:"FF_PRI_GUID"\n", FF_ARG_GUID(subtype));
}
return st;
} else if (!ff_guidcmp(mediatype, mediatype_video)) {
avio_skip(pb, FFMAX(size - consumed, 0));
} else {
if (ff_guidcmp(formattype, format_none))
- av_log(s, AV_LOG_WARNING, "unknown formattype:"PRI_GUID"\n", ARG_GUID(formattype));
+ av_log(s, AV_LOG_WARNING, "unknown formattype:"FF_PRI_GUID"\n", FF_ARG_GUID(formattype));
avio_skip(pb, size);
}
- if (!memcmp(subtype + 4, (const uint8_t[]){MEDIASUBTYPE_BASE_GUID}, 12)) {
+ if (!memcmp(subtype + 4, (const uint8_t[]){FF_MEDIASUBTYPE_BASE_GUID}, 12)) {
st->codec->codec_id = ff_codec_get_id(ff_codec_bmp_tags, AV_RL32(subtype));
} else {
st->codec->codec_id = ff_codec_guid_get_id(video_guids, subtype);
}
if (st->codec->codec_id == AV_CODEC_ID_NONE)
- av_log(s, AV_LOG_WARNING, "unknown subtype:"PRI_GUID"\n", ARG_GUID(subtype));
+ av_log(s, AV_LOG_WARNING, "unknown subtype:"FF_PRI_GUID"\n", FF_ARG_GUID(subtype));
return st;
} else if (!ff_guidcmp(mediatype, mediatype_mpeg2_pes) &&
!ff_guidcmp(subtype, mediasubtype_dvb_subtitle)) {
if (!st)
return NULL;
if (ff_guidcmp(formattype, format_none))
- av_log(s, AV_LOG_WARNING, "unknown formattype:"PRI_GUID"\n", ARG_GUID(formattype));
+ av_log(s, AV_LOG_WARNING, "unknown formattype:"FF_PRI_GUID"\n", FF_ARG_GUID(formattype));
avio_skip(pb, size);
st->codec->codec_id = AV_CODEC_ID_DVB_SUBTITLE;
return st;
if (!st)
return NULL;
if (ff_guidcmp(formattype, format_none))
- av_log(s, AV_LOG_WARNING, "unknown formattype:"PRI_GUID"\n", ARG_GUID(formattype));
+ av_log(s, AV_LOG_WARNING, "unknown formattype:"FF_PRI_GUID"\n", FF_ARG_GUID(formattype));
avio_skip(pb, size);
st->codec->codec_id = AV_CODEC_ID_DVB_TELETEXT;
return st;
} else if (!ff_guidcmp(mediatype, mediatype_mpeg2_sections) &&
!ff_guidcmp(subtype, mediasubtype_mpeg2_sections)) {
if (ff_guidcmp(formattype, format_none))
- av_log(s, AV_LOG_WARNING, "unknown formattype:"PRI_GUID"\n", ARG_GUID(formattype));
+ av_log(s, AV_LOG_WARNING, "unknown formattype:"FF_PRI_GUID"\n", FF_ARG_GUID(formattype));
avio_skip(pb, size);
return NULL;
}
- av_log(s, AV_LOG_WARNING, "unknown media type, mediatype:"PRI_GUID
- ", subtype:"PRI_GUID", formattype:"PRI_GUID"\n",
- ARG_GUID(mediatype), ARG_GUID(subtype), ARG_GUID(formattype));
+ av_log(s, AV_LOG_WARNING, "unknown media type, mediatype:"FF_PRI_GUID
+ ", subtype:"FF_PRI_GUID", formattype:"FF_PRI_GUID"\n",
+ FF_ARG_GUID(mediatype), FF_ARG_GUID(subtype), FF_ARG_GUID(formattype));
avio_skip(pb, size);
return NULL;
}
!ff_guidcmp(g, (const ff_asf_guid){0xA1,0xC3,0xD2,0xC2,0x7E,0x9A,0xDA,0x11,0x8B,0xF7,0x00,0x07,0xE9,0x5E,0xAD,0x8D})) {
//ignore known guids
} else
- av_log(s, AV_LOG_WARNING, "unsupported chunk:"PRI_GUID"\n", ARG_GUID(g));
+ av_log(s, AV_LOG_WARNING, "unsupported chunk:"FF_PRI_GUID"\n", FF_ARG_GUID(g));
avio_skip(pb, WTV_PAD8(len) - consumed);
}
projects / ffmpeg / blobdiff