* @author Peter Ross <pross@xvid.org>
*/
+#include <inttypes.h>
+
+#include "libavutil/channel_layout.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/intfloat.h"
#include "libavutil/dict.h"
+#include "libavutil/time_internal.h"
#include "avformat.h"
#include "internal.h"
#include "riff.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"
+ "%08"PRIx32"-%04"PRIx16"-%04"PRIx16"-%02x%02x%02x%02x%02x%02x%02x%02x"
#define ARG_PRETTY_GUID(g) \
AV_RL32(g),AV_RL16(g+4),AV_RL16(g+6),g[8],g[9],g[10],g[11],g[12],g[13],g[14],g[15]
#define LEN_PRETTY_GUID 34
#define WTV_SECTOR_SIZE (1 << WTV_SECTOR_BITS)
#define WTV_BIGSECTOR_BITS 18
-typedef struct {
+#define SHIFT_SECTOR_BITS(a) ((int64_t)(a) << WTV_SECTOR_BITS)
+
+typedef struct WtvFile {
AVIOContext *pb_filesystem; /** file system (AVFormatContext->pb) */
int sector_bits; /** sector shift bits; used to convert sector number into pb_filesystem offset */
int64_t length;
} WtvFile;
+static int64_t seek_by_sector(AVIOContext *pb, int64_t sector, int64_t offset)
+{
+ return avio_seek(pb, SHIFT_SECTOR_BITS(sector) + offset, SEEK_SET);
+}
+
/**
* @return bytes read, 0 on end of file, or <0 on error
*/
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)) {
+ seek_by_sector(pb, wf->sectors[i], 0) < 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)
- + (offset & ((1 << wf->sector_bits) - 1)), SEEK_SET) < 0;
+ seek_by_sector(pb, wf->sectors[offset >> wf->sector_bits],
+ offset & ((1 << wf->sector_bits) - 1)) < 0;
wf->position = offset;
return offset;
}
WtvFile *wf;
uint8_t *buffer;
- if (avio_seek(s->pb, first_sector << WTV_SECTOR_BITS, SEEK_SET) < 0)
+ if (seek_by_sector(s->pb, first_sector, 0) < 0)
return NULL;
wf = av_mallocz(sizeof(WtvFile));
int nb_sectors1 = read_ints(s->pb, sectors1, WTV_SECTOR_SIZE / 4);
int i;
- wf->sectors = av_malloc(nb_sectors1 << WTV_SECTOR_BITS);
+ wf->sectors = av_malloc(SHIFT_SECTOR_BITS(nb_sectors1));
if (!wf->sectors) {
av_free(wf);
return NULL;
}
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 (seek_by_sector(s->pb, sectors1[i], 0) < 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 (seek_by_sector(s->pb, wf->sectors[0], 0) < 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;
}
{
WtvFile *wf = pb->opaque;
av_free(wf->sectors);
+ av_free(wf);
+ av_free(pb->buffer);
av_free(pb);
}
*
*/
-typedef struct {
+typedef struct WtvStream {
int seen_data;
} WtvStream;
-typedef struct {
+typedef struct WtvContext {
AVIOContext *pb; /** timeline file */
int64_t epoch;
int64_t pts; /** pts for next data chunk */
unsigned int index_entries_allocated_size;
} WtvContext;
-typedef struct {
- enum CodecID id;
- ff_asf_guid guid;
-} AVCodecGuid;
-
-static 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;
-}
-
/* 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 =
{0xD6,0x17,0x64,0x0F,0x18,0xC3,0xD0,0x11,0xA4,0x3F,0x00,0xA0,0xC9,0x22,0x31,0x96};
static const AVCodecGuid video_guids[] = {
- {CODEC_ID_MPEG2VIDEO, {0x26,0x80,0x6D,0xE0,0x46,0xDB,0xCF,0x11,0xB4,0xD1,0x00,0x80,0x5F,0x6C,0xBB,0xEA}},
- {CODEC_ID_NONE}
-};
-
-static const AVCodecGuid audio_guids[] = {
- {CODEC_ID_AC3, {0x2C,0x80,0x6D,0xE0,0x46,0xDB,0xCF,0x11,0xB4,0xD1,0x00,0x80,0x5F,0x6C,0xBB,0xEA}},
- {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}
+ {AV_CODEC_ID_MPEG2VIDEO, {0x26,0x80,0x6D,0xE0,0x46,0xDB,0xCF,0x11,0xB4,0xD1,0x00,0x80,0x5F,0x6C,0xBB,0xEA}},
+ {AV_CODEC_ID_NONE}
};
static int read_probe(AVProbeData *p)
static void filetime_to_iso8601(char *buf, int buf_size, int64_t value)
{
time_t t = (value / 10000000LL) - 11644473600LL;
- strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", gmtime(&t));
+ struct tm tmbuf;
+ struct tm *tm = gmtime_r(&t, &tmbuf);
+ if (tm) {
+ if (!strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", tm))
+ buf[0] = '\0';
+ } else
+ buf[0] = '\0';
}
/**
static void crazytime_to_iso8601(char *buf, int buf_size, int64_t value)
{
time_t t = (value / 10000000LL) - 719162LL*86400LL;
- strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", gmtime(&t));
+ struct tm tmbuf;
+ struct tm *tm = gmtime_r(&t, &tmbuf);
+ if (tm) {
+ if (!strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", tm))
+ buf[0] = '\0';
+ } else
+ buf[0] = '\0';
}
/**
static void oledate_to_iso8601(char *buf, int buf_size, int64_t value)
{
time_t t = 631112400LL + 86400*av_int2double(value);
- strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", gmtime(&t));
+ struct tm tmbuf;
+ struct tm *tm = gmtime_r(&t, &tmbuf);
+ if (tm) {
+ if (!strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", tm))
+ buf[0] = '\0';
+ } else
+ buf[0] = '\0';
}
static void get_attachment(AVFormatContext *s, AVIOContext *pb, int length)
if (!st)
goto done;
av_dict_set(&st->metadata, "title", description, 0);
- st->codec->codec_id = CODEC_ID_MJPEG;
+ 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;
return;
if (type == 0 && length == 4) {
- snprintf(buf, buf_size, "%"PRIi32, avio_rl32(pb));
+ snprintf(buf, buf_size, "%u", avio_rl32(pb));
} else if (type == 1) {
avio_get_str16le(pb, length, buf, buf_size);
if (!strlen(buf)) {
else
snprintf(buf, buf_size, "%"PRIi64, num);
} else if (type == 5 && length == 2) {
- snprintf(buf, buf_size, "%"PRIi16, avio_rl16(pb));
+ snprintf(buf, buf_size, "%u", avio_rl16(pb));
} else if (type == 6 && length == 16) {
ff_asf_guid guid;
avio_read(pb, guid, 16);
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));
{
/* fwHeadLayer */
switch (AV_RL16(st->codec->extradata)) {
- case 0x0001 : st->codec->codec_id = CODEC_ID_MP1; break;
- case 0x0002 : st->codec->codec_id = CODEC_ID_MP2; break;
- case 0x0004 : st->codec->codec_id = CODEC_ID_MP3; break;
+ case 0x0001 : st->codec->codec_id = AV_CODEC_ID_MP1; break;
+ case 0x0002 : st->codec->codec_id = AV_CODEC_ID_MP2; break;
+ case 0x0004 : st->codec->codec_id = AV_CODEC_ID_MP3; break;
}
st->codec->bit_rate = AV_RL32(st->codec->extradata + 2); /* dwHeadBitrate */
/* 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;
}
}
if (!wst)
return NULL;
st = avformat_new_stream(s, NULL);
- if (!st)
+ if (!st) {
+ av_free(wst);
return NULL;
+ }
st->id = sid;
st->priv_data = wst;
}
if (!st)
return NULL;
if (!ff_guidcmp(formattype, format_waveformatex)) {
- int ret = ff_get_wav_header(pb, st->codec, size);
+ int ret = ff_get_wav_header(s, pb, st->codec, size);
if (ret < 0)
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);
- if (st->codec->codec_id == CODEC_ID_NONE)
- av_log(s, AV_LOG_WARNING, "unknown subtype:"PRI_GUID"\n", ARG_GUID(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:"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 == CODEC_ID_NONE)
- av_log(s, AV_LOG_WARNING, "unknown subtype:"PRI_GUID"\n", ARG_GUID(subtype));
+ if (st->codec->codec_id == AV_CODEC_ID_NONE)
+ 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 = CODEC_ID_DVB_SUBTITLE;
+ st->codec->codec_id = AV_CODEC_ID_DVB_SUBTITLE;
return st;
} else if (!ff_guidcmp(mediatype, mediatype_mstvcaption) &&
(!ff_guidcmp(subtype, mediasubtype_teletext) || !ff_guidcmp(subtype, mediasubtype_dtvccdata))) {
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 = CODEC_ID_DVB_TELETEXT;
+ 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);
}
{'t'_'i'_'m'_'e'_'l'_'i'_'n'_'e'_'.'_'t'_'a'_'b'_'l'_'e'_'.'_'0'_'.'_'e'_'n'_'t'_'r'_'i'_'e'_'s'_'.'_'E'_'v'_'e'_'n'_'t'_'s', 0};
#undef _
-static int read_header(AVFormatContext *s, AVFormatParameters *ap)
+static int read_header(AVFormatContext *s)
{
WtvContext *wtv = s->priv_data;
int root_sector, root_size;
avio_skip(s->pb, 4);
root_sector = avio_rl32(s->pb);
- avio_seek(s->pb, root_sector << WTV_SECTOR_BITS, SEEK_SET);
+ ret = seek_by_sector(s->pb, root_sector, 0);
+ if (ret < 0)
+ return ret;
root_size = avio_read(s->pb, root, root_size);
if (root_size < 0)
return AVERROR_INVALIDDATA;
static int read_close(AVFormatContext *s)
{
WtvContext *wtv = s->priv_data;
+ av_free(wtv->index_entries);
wtvfile_close(wtv->pb);
return 0;
}
projects / ffmpeg / blobdiff