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metadata.c
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/* MiniDLNA media server
* Copyright (C) 2008-2017 Justin Maggard
*
* This file is part of MiniDLNA.
*
* MiniDLNA is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* MiniDLNA 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MiniDLNA. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <libgen.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/param.h>
#include <fcntl.h>
#include <libexif/exif-loader.h>
#include <jpeglib.h>
#include <setjmp.h>
#include "libav.h"
#include "upnpglobalvars.h"
#include "tagutils/tagutils.h"
#include "image_utils.h"
#include "upnpreplyparse.h"
#include "tivo_utils.h"
#include "metadata.h"
#include "albumart.h"
#include "utils.h"
#include "sql.h"
#include "log.h"
#define FLAG_TITLE 0x00000001
#define FLAG_ARTIST 0x00000002
#define FLAG_ALBUM 0x00000004
#define FLAG_GENRE 0x00000008
#define FLAG_COMMENT 0x00000010
#define FLAG_CREATOR 0x00000020
#define FLAG_DATE 0x00000040
#define FLAG_DLNA_PN 0x00000080
#define FLAG_MIME 0x00000100
#define FLAG_DURATION 0x00000200
#define FLAG_RESOLUTION 0x00000400
/* Audio profile flags */
enum audio_profiles {
PROFILE_AUDIO_UNKNOWN,
PROFILE_AUDIO_MP3,
PROFILE_AUDIO_AC3,
PROFILE_AUDIO_WMA_BASE,
PROFILE_AUDIO_WMA_FULL,
PROFILE_AUDIO_WMA_PRO,
PROFILE_AUDIO_MP2,
PROFILE_AUDIO_PCM,
PROFILE_AUDIO_AAC,
PROFILE_AUDIO_AAC_MULT5,
PROFILE_AUDIO_AMR
};
/* This function shamelessly copied from libdlna */
#define MPEG_TS_SYNC_CODE 0x47
#define MPEG_TS_PACKET_LENGTH 188
#define MPEG_TS_PACKET_LENGTH_DLNA 192 /* prepends 4 bytes to TS packet */
int
dlna_timestamp_is_present(const char *filename, int *raw_packet_size)
{
unsigned char buffer[3*MPEG_TS_PACKET_LENGTH_DLNA];
int fd, i;
/* read file header */
fd = open(filename, O_RDONLY);
if( fd < 0 )
return 0;
i = read(fd, buffer, MPEG_TS_PACKET_LENGTH_DLNA*3);
close(fd);
if( i < 0 )
return 0;
for( i = 0; i < MPEG_TS_PACKET_LENGTH_DLNA; i++ )
{
if( buffer[i] == MPEG_TS_SYNC_CODE )
{
if (buffer[i + MPEG_TS_PACKET_LENGTH_DLNA] == MPEG_TS_SYNC_CODE &&
buffer[i + MPEG_TS_PACKET_LENGTH_DLNA*2] == MPEG_TS_SYNC_CODE)
{
*raw_packet_size = MPEG_TS_PACKET_LENGTH_DLNA;
if (buffer[i+MPEG_TS_PACKET_LENGTH] == 0x00 &&
buffer[i+MPEG_TS_PACKET_LENGTH+1] == 0x00 &&
buffer[i+MPEG_TS_PACKET_LENGTH+2] == 0x00 &&
buffer[i+MPEG_TS_PACKET_LENGTH+3] == 0x00)
return 0;
else
return 1;
} else if (buffer[i + MPEG_TS_PACKET_LENGTH] == MPEG_TS_SYNC_CODE &&
buffer[i + MPEG_TS_PACKET_LENGTH*2] == MPEG_TS_SYNC_CODE) {
*raw_packet_size = MPEG_TS_PACKET_LENGTH;
return 0;
}
}
}
*raw_packet_size = 0;
return 0;
}
void
check_for_captions(const char *path, int64_t detailID)
{
char file[MAXPATHLEN];
char *p;
int ret;
strncpyt(file, path, sizeof(file));
p = strip_ext(file);
if (!p)
return;
/* If we weren't given a detail ID, look for one. */
if (!detailID)
{
detailID = sql_get_int64_field(db, "SELECT ID from DETAILS where (PATH > '%q.' and PATH <= '%q.z')"
" and MIME glob 'video/*' limit 1", file, file);
if (detailID <= 0)
{
//DPRINTF(E_MAXDEBUG, L_METADATA, "No file found for caption %s.\n", path);
return;
}
}
strcpy(p, ".srt");
ret = access(file, R_OK);
if (ret != 0)
{
strcpy(p, ".smi");
ret = access(file, R_OK);
}
if (ret != 0)
{
strcpy(p, ".ass");
ret = access(file, R_OK);
}
if (ret == 0)
{
sql_exec(db, "INSERT OR REPLACE into CAPTIONS"
" (ID, PATH) "
"VALUES"
" (%lld, %Q)", detailID, file);
}
}
static void
parse_nfo(const char *path, metadata_t *m)
{
FILE *nfo;
char *buf;
struct NameValueParserData xml;
struct stat file;
size_t nread;
char *val, *val2;
if (stat(path, &file) != 0 ||
file.st_size > 65535)
{
DPRINTF(E_INFO, L_METADATA, "Not parsing very large .nfo file %s\n", path);
return;
}
DPRINTF(E_DEBUG, L_METADATA, "Parsing .nfo file: %s\n", path);
buf = calloc(1, file.st_size + 1);
if (!buf)
return;
nfo = fopen(path, "r");
if (!nfo)
{
free(buf);
return;
}
nread = fread(buf, 1, file.st_size, nfo);
fclose(nfo);
ParseNameValue(buf, nread, &xml, 0);
//printf("\ttype: %s\n", GetValueFromNameValueList(&xml, "rootElement"));
val = GetValueFromNameValueList(&xml, "title");
if (val)
{
char *esc_tag, *title;
val2 = GetValueFromNameValueList(&xml, "episodetitle");
if (val2)
xasprintf(&title, "%s - %s", val, val2);
else
title = strdup(val);
esc_tag = unescape_tag(title, 1);
m->title = escape_tag(esc_tag, 1);
free(esc_tag);
free(title);
}
val = GetValueFromNameValueList(&xml, "plot");
if (val)
{
char *esc_tag = unescape_tag(val, 1);
m->comment = escape_tag(esc_tag, 1);
free(esc_tag);
}
val = GetValueFromNameValueList(&xml, "capturedate");
if (val)
{
char *esc_tag = unescape_tag(val, 1);
m->date = escape_tag(esc_tag, 1);
free(esc_tag);
}
val = GetValueFromNameValueList(&xml, "genre");
if (val)
{
char *esc_tag = unescape_tag(val, 1);
free(m->genre);
m->genre = escape_tag(esc_tag, 1);
free(esc_tag);
}
val = GetValueFromNameValueList(&xml, "mime");
if (val)
{
char *esc_tag = unescape_tag(val, 1);
free(m->mime);
m->mime = escape_tag(esc_tag, 1);
free(esc_tag);
}
val = GetValueFromNameValueList(&xml, "season");
if (val)
m->disc = atoi(val);
val = GetValueFromNameValueList(&xml, "episode");
if (val)
m->track = atoi(val);
ClearNameValueList(&xml);
free(buf);
}
void
free_metadata(metadata_t *m, uint32_t flags)
{
if( flags & FLAG_TITLE )
free(m->title);
if( flags & FLAG_ARTIST )
free(m->artist);
if( flags & FLAG_ALBUM )
free(m->album);
if( flags & FLAG_GENRE )
free(m->genre);
if( flags & FLAG_CREATOR )
free(m->creator);
if( flags & FLAG_DATE )
free(m->date);
if( flags & FLAG_COMMENT )
free(m->comment);
if( flags & FLAG_DLNA_PN )
free(m->dlna_pn);
if( flags & FLAG_MIME )
free(m->mime);
if( flags & FLAG_DURATION )
free(m->duration);
if( flags & FLAG_RESOLUTION )
free(m->resolution);
}
int64_t
GetFolderMetadata(const char *name, const char *path, const char *artist, const char *genre, int64_t album_art)
{
int ret;
ret = sql_exec(db, "INSERT into DETAILS"
" (TITLE, PATH, CREATOR, ARTIST, GENRE, ALBUM_ART) "
"VALUES"
" ('%q', %Q, %Q, %Q, %Q, %lld);",
name, path, artist, artist, genre, album_art);
if( ret != SQLITE_OK )
ret = 0;
else
ret = sqlite3_last_insert_rowid(db);
return ret;
}
int64_t
GetAudioMetadata(const char *path, const char *name)
{
char type[4];
static char lang[6] = { '\0' };
struct stat file;
int64_t ret;
char *esc_tag;
int i;
int64_t album_art = 0;
struct song_metadata song;
metadata_t m;
uint32_t free_flags = FLAG_MIME|FLAG_DURATION|FLAG_DLNA_PN|FLAG_DATE;
memset(&m, '\0', sizeof(metadata_t));
if ( stat(path, &file) != 0 )
return 0;
if( ends_with(path, ".mp3") )
{
strcpy(type, "mp3");
m.mime = strdup("audio/mpeg");
}
else if( ends_with(path, ".m4a") || ends_with(path, ".mp4") ||
ends_with(path, ".aac") || ends_with(path, ".m4p") )
{
strcpy(type, "aac");
m.mime = strdup("audio/mp4");
}
else if( ends_with(path, ".3gp") )
{
strcpy(type, "aac");
m.mime = strdup("audio/3gpp");
}
else if( ends_with(path, ".wma") || ends_with(path, ".asf") )
{
strcpy(type, "asf");
m.mime = strdup("audio/x-ms-wma");
}
else if( ends_with(path, ".flac") || ends_with(path, ".fla") || ends_with(path, ".flc") )
{
strcpy(type, "flc");
m.mime = strdup("audio/x-flac");
}
else if( ends_with(path, ".wav") )
{
strcpy(type, "wav");
m.mime = strdup("audio/x-wav");
}
else if( ends_with(path, ".ogg") || ends_with(path, ".oga") )
{
strcpy(type, "ogg");
m.mime = strdup("audio/ogg");
}
else if( ends_with(path, ".pcm") )
{
strcpy(type, "pcm");
m.mime = strdup("audio/L16");
}
else if( ends_with(path, ".dsf") )
{
strcpy(type, "dsf");
m.mime = strdup("audio/x-dsd");
}
else if( ends_with(path, ".dff") )
{
strcpy(type, "dff");
m.mime = strdup("audio/x-dsd");
}
else
{
DPRINTF(E_WARN, L_METADATA, "Unhandled file extension on %s\n", path);
return 0;
}
if( !(*lang) )
{
if( !getenv("LANG") )
strcpy(lang, "en_US");
else
strncpyt(lang, getenv("LANG"), sizeof(lang));
}
if( readtags((char *)path, &song, &file, lang, type) != 0 )
{
DPRINTF(E_WARN, L_METADATA, "Cannot extract tags from %s!\n", path);
freetags(&song);
free_metadata(&m, free_flags);
return 0;
}
if( song.dlna_pn )
m.dlna_pn = strdup(song.dlna_pn);
if( song.year )
xasprintf(&m.date, "%04d-01-01", song.year);
m.duration = duration_str(song.song_length);
if( song.title && *song.title )
{
m.title = trim(song.title);
if( (esc_tag = escape_tag(m.title, 0)) )
{
free_flags |= FLAG_TITLE;
m.title = esc_tag;
}
}
else
{
free_flags |= FLAG_TITLE;
m.title = strdup(name);
strip_ext(m.title);
}
for( i = ROLE_START; i < N_ROLE; i++ )
{
if( song.contributor[i] && *song.contributor[i] )
{
m.creator = trim(song.contributor[i]);
if( strlen(m.creator) > 48 )
{
m.creator = strdup("Various Artists");
free_flags |= FLAG_CREATOR;
}
else if( (esc_tag = escape_tag(m.creator, 0)) )
{
m.creator = esc_tag;
free_flags |= FLAG_CREATOR;
}
m.artist = m.creator;
break;
}
}
/* If there is a album artist or band associated with the album,
use it for virtual containers. */
if( i < ROLE_ALBUMARTIST )
{
for( i = ROLE_ALBUMARTIST; i <= ROLE_BAND; i++ )
{
if( song.contributor[i] && *song.contributor[i] )
break;
}
if( i <= ROLE_BAND )
{
m.artist = trim(song.contributor[i]);
if( strlen(m.artist) > 48 )
{
m.artist = strdup("Various Artists");
free_flags |= FLAG_ARTIST;
}
else if( (esc_tag = escape_tag(m.artist, 0)) )
{
m.artist = esc_tag;
free_flags |= FLAG_ARTIST;
}
}
}
if( song.album && *song.album )
{
m.album = trim(song.album);
if( (esc_tag = escape_tag(m.album, 0)) )
{
free_flags |= FLAG_ALBUM;
m.album = esc_tag;
}
}
if( song.genre && *song.genre )
{
m.genre = trim(song.genre);
if( (esc_tag = escape_tag(m.genre, 0)) )
{
free_flags |= FLAG_GENRE;
m.genre = esc_tag;
}
}
if( song.comment && *song.comment )
{
m.comment = trim(song.comment);
if( (esc_tag = escape_tag(m.comment, 0)) )
{
free_flags |= FLAG_COMMENT;
m.comment = esc_tag;
}
}
album_art = find_album_art(path, song.image, song.image_size);
ret = sql_exec(db, "INSERT into DETAILS"
" (PATH, SIZE, TIMESTAMP, DURATION, CHANNELS, BITRATE, SAMPLERATE, DATE,"
" TITLE, CREATOR, ARTIST, ALBUM, GENRE, COMMENT, DISC, TRACK, DLNA_PN, MIME, ALBUM_ART) "
"VALUES"
" (%Q, %lld, %lld, '%s', %d, %d, %d, %Q, %Q, %Q, %Q, %Q, %Q, %Q, %d, %d, %Q, '%s', %lld);",
path, (long long)file.st_size, (long long)file.st_mtime, m.duration, song.channels, song.bitrate,
song.samplerate, m.date, m.title, m.creator, m.artist, m.album, m.genre, m.comment, song.disc,
song.track, m.dlna_pn, song.mime?song.mime:m.mime, album_art);
if( ret != SQLITE_OK )
{
DPRINTF(E_ERROR, L_METADATA, "Error inserting details for '%s'!\n", path);
ret = 0;
}
else
{
ret = sqlite3_last_insert_rowid(db);
}
freetags(&song);
free_metadata(&m, free_flags);
return ret;
}
/* For libjpeg error handling */
static jmp_buf setjmp_buffer;
static void
libjpeg_error_handler(j_common_ptr cinfo)
{
cinfo->err->output_message (cinfo);
longjmp(setjmp_buffer, 1);
return;
}
int64_t
GetImageMetadata(const char *path, const char *name)
{
ExifData *ed;
ExifEntry *e = NULL;
ExifLoader *l;
struct jpeg_decompress_struct cinfo;
struct jpeg_error_mgr jerr;
FILE *infile;
int width=0, height=0, thumb=0;
char make[32], model[64] = {'\0'};
char b[1024];
struct stat file;
int64_t ret;
image_s *imsrc;
metadata_t m;
uint32_t free_flags = 0xFFFFFFFF;
memset(&m, '\0', sizeof(metadata_t));
//DEBUG DPRINTF(E_DEBUG, L_METADATA, "Parsing %s...\n", path);
if ( stat(path, &file) != 0 )
return 0;
//DEBUG DPRINTF(E_DEBUG, L_METADATA, " * size: %jd\n", file.st_size);
/* MIME hard-coded to JPEG for now, until we add PNG support */
m.mime = strdup("image/jpeg");
l = exif_loader_new();
exif_loader_write_file(l, path);
ed = exif_loader_get_data(l);
exif_loader_unref(l);
if( !ed )
goto no_exifdata;
e = exif_content_get_entry (ed->ifd[EXIF_IFD_EXIF], EXIF_TAG_DATE_TIME_ORIGINAL);
if( e || (e = exif_content_get_entry(ed->ifd[EXIF_IFD_EXIF], EXIF_TAG_DATE_TIME_DIGITIZED)) )
{
m.date = strdup(exif_entry_get_value(e, b, sizeof(b)));
if( strlen(m.date) > 10 )
{
m.date[4] = '-';
m.date[7] = '-';
m.date[10] = 'T';
}
else {
free(m.date);
m.date = NULL;
}
}
else {
/* One last effort to get the date from XMP */
image_get_jpeg_date_xmp(path, &m.date);
}
//DEBUG DPRINTF(E_DEBUG, L_METADATA, " * date: %s\n", m.date);
e = exif_content_get_entry(ed->ifd[EXIF_IFD_0], EXIF_TAG_MAKE);
if( e )
{
strncpyt(make, exif_entry_get_value(e, b, sizeof(b)), sizeof(make));
e = exif_content_get_entry(ed->ifd[EXIF_IFD_0], EXIF_TAG_MODEL);
if( e )
{
strncpyt(model, exif_entry_get_value(e, b, sizeof(b)), sizeof(model));
if( !strcasestr(model, make) )
snprintf(model, sizeof(model), "%s %s", make, exif_entry_get_value(e, b, sizeof(b)));
m.creator = escape_tag(trim(model), 1);
}
}
//DEBUG DPRINTF(E_DEBUG, L_METADATA, " * model: %s\n", model);
e = exif_content_get_entry(ed->ifd[EXIF_IFD_0], EXIF_TAG_ORIENTATION);
if( e )
{
switch( exif_get_short(e->data, exif_data_get_byte_order(ed)) )
{
case 3:
m.rotation = 180;
break;
case 6:
m.rotation = 90;
break;
case 8:
m.rotation = 270;
break;
default:
m.rotation = 0;
break;
}
}
if( ed->size )
{
/* We might need to verify that the thumbnail is 160x160 or smaller */
if( ed->size > 12000 )
{
imsrc = image_new_from_jpeg(NULL, 0, ed->data, ed->size, 1, ROTATE_NONE);
if( imsrc )
{
if( (imsrc->width <= 160) && (imsrc->height <= 160) )
thumb = 1;
image_free(imsrc);
}
}
else
thumb = 1;
}
//DEBUG DPRINTF(E_DEBUG, L_METADATA, " * thumbnail: %d\n", thumb);
exif_data_unref(ed);
no_exifdata:
/* If SOF parsing fails, then fall through to reading the JPEG data with libjpeg to get the resolution */
if( image_get_jpeg_resolution(path, &width, &height) != 0 || !width || !height )
{
infile = fopen(path, "r");
if( infile )
{
cinfo.err = jpeg_std_error(&jerr);
jerr.error_exit = libjpeg_error_handler;
jpeg_create_decompress(&cinfo);
if( setjmp(setjmp_buffer) )
goto error;
jpeg_stdio_src(&cinfo, infile);
jpeg_read_header(&cinfo, TRUE);
jpeg_start_decompress(&cinfo);
width = cinfo.output_width;
height = cinfo.output_height;
error:
jpeg_destroy_decompress(&cinfo);
fclose(infile);
}
}
//DEBUG DPRINTF(E_DEBUG, L_METADATA, " * resolution: %dx%d\n", width, height);
if( !width || !height )
{
free_metadata(&m, free_flags);
return 0;
}
if( width <= 640 && height <= 480 )
m.dlna_pn = strdup("JPEG_SM");
else if( width <= 1024 && height <= 768 )
m.dlna_pn = strdup("JPEG_MED");
else if( (width <= 4096 && height <= 4096) || !GETFLAG(DLNA_STRICT_MASK) )
m.dlna_pn = strdup("JPEG_LRG");
xasprintf(&m.resolution, "%dx%d", width, height);
m.title = strdup(name);
strip_ext(m.title);
ret = sql_exec(db, "INSERT into DETAILS"
" (PATH, TITLE, SIZE, TIMESTAMP, DATE, RESOLUTION,"
" ROTATION, THUMBNAIL, CREATOR, DLNA_PN, MIME) "
"VALUES"
" (%Q, '%q', %lld, %lld, %Q, %Q, %u, %d, %Q, %Q, %Q);",
path, m.title, (long long)file.st_size, (long long)file.st_mtime, m.date,
m.resolution, m.rotation, thumb, m.creator, m.dlna_pn, m.mime);
if( ret != SQLITE_OK )
{
DPRINTF(E_ERROR, L_METADATA, "Error inserting details for '%s'!\n", path);
ret = 0;
}
else
{
ret = sqlite3_last_insert_rowid(db);
}
free_metadata(&m, free_flags);
return ret;
}
int64_t
GetVideoMetadata(const char *path, const char *name)
{
struct stat file;
int ret, i;
struct tm *modtime;
AVFormatContext *ctx = NULL;
AVStream *astream = NULL, *vstream = NULL;
int audio_stream = -1, video_stream = -1;
enum audio_profiles audio_profile = PROFILE_AUDIO_UNKNOWN;
char fourcc[4];
int64_t album_art = 0;
char nfo[MAXPATHLEN], *ext;
struct song_metadata video;
metadata_t m;
uint32_t free_flags = 0xFFFFFFFF;
char *path_cpy, *basepath;
memset(&m, '\0', sizeof(m));
memset(&video, '\0', sizeof(video));
//DEBUG DPRINTF(E_DEBUG, L_METADATA, "Parsing video %s...\n", name);
if ( stat(path, &file) != 0 )
return 0;
//DEBUG DPRINTF(E_DEBUG, L_METADATA, " * size: %jd\n", file.st_size);
ret = lav_open(&ctx, path);
if( ret != 0 )
{
char err[128];
av_strerror(ret, err, sizeof(err));
DPRINTF(E_WARN, L_METADATA, "Opening %s failed! [%s]\n", path, err);
return 0;
}
//dump_format(ctx, 0, NULL, 0);
for( i=0; i < ctx->nb_streams; i++)
{
if( lav_codec_type(ctx->streams[i]) == AVMEDIA_TYPE_AUDIO &&
audio_stream == -1 )
{
audio_stream = i;
astream = ctx->streams[audio_stream];
continue;
}
else if( lav_codec_type(ctx->streams[i]) == AVMEDIA_TYPE_VIDEO &&
!lav_is_thumbnail_stream(ctx->streams[i], &m.thumb_data, &m.thumb_size) &&
video_stream == -1 )
{
video_stream = i;
vstream = ctx->streams[video_stream];
continue;
}
}
path_cpy = strdup(path);
basepath = basename(path_cpy);
if( !vstream )
{
/* This must not be a video file. */
lav_close(ctx);
if( !is_audio(path) )
DPRINTF(E_DEBUG, L_METADATA, "File %s does not contain a video stream.\n", basepath);
free(path_cpy);
return 0;
}
if( astream )
{
aac_object_type_t aac_type = AAC_INVALID;
switch( lav_codec_id(astream) )
{
case AV_CODEC_ID_MP3:
audio_profile = PROFILE_AUDIO_MP3;
break;
case AV_CODEC_ID_AAC:
if( !lav_codec_extradata(astream) )
{
DPRINTF(E_DEBUG, L_METADATA, "No AAC type\n");
}
else
{
uint8_t data;
memcpy(&data, lav_codec_extradata(astream), 1);
aac_type = data >> 3;
}
switch( aac_type )
{
/* AAC Low Complexity variants */
case AAC_LC:
case AAC_LC_ER:
if( lav_sample_rate(astream) < 8000 ||
lav_sample_rate(astream) > 48000 )
{
DPRINTF(E_DEBUG, L_METADATA, "Unsupported AAC: sample rate is not 8000 < %d < 48000\n",
lav_sample_rate(astream));
break;
}
/* AAC @ Level 1/2 */
if( lav_channels(astream) <= 2 &&
lav_bit_rate(astream) <= 576000 )
audio_profile = PROFILE_AUDIO_AAC;
else if( lav_channels(astream) <= 6 &&
lav_bit_rate(astream) <= 1440000 )
audio_profile = PROFILE_AUDIO_AAC_MULT5;
else
DPRINTF(E_DEBUG, L_METADATA, "Unhandled AAC: %lld channels, %lld bitrate\n",
(long long)lav_channels(astream),
(long long)lav_bit_rate(astream));
break;
default:
DPRINTF(E_DEBUG, L_METADATA, "Unhandled AAC type [%d]\n", aac_type);
break;
}
break;
case AV_CODEC_ID_AC3:
case AV_CODEC_ID_DTS:
audio_profile = PROFILE_AUDIO_AC3;
break;
case AV_CODEC_ID_WMAV1:
case AV_CODEC_ID_WMAV2:
/* WMA Baseline: stereo, up to 48 KHz, up to 192,999 bps */
if ( lav_bit_rate(astream) <= 193000 )
audio_profile = PROFILE_AUDIO_WMA_BASE;
/* WMA Full: stereo, up to 48 KHz, up to 385 Kbps */
else if ( lav_bit_rate(astream) <= 385000 )
audio_profile = PROFILE_AUDIO_WMA_FULL;
break;
case AV_CODEC_ID_WMAPRO:
audio_profile = PROFILE_AUDIO_WMA_PRO;
break;
case AV_CODEC_ID_MP2:
audio_profile = PROFILE_AUDIO_MP2;
break;
case AV_CODEC_ID_AMR_NB:
audio_profile = PROFILE_AUDIO_AMR;
break;
default:
if( (lav_codec_id(astream) >= AV_CODEC_ID_PCM_S16LE) &&
(lav_codec_id(astream) < AV_CODEC_ID_ADPCM_IMA_QT) )
audio_profile = PROFILE_AUDIO_PCM;
else
DPRINTF(E_DEBUG, L_METADATA, "Unhandled audio codec [0x%X]\n", lav_codec_id(astream));
break;
}
m.frequency = lav_sample_rate(astream);
m.channels = lav_channels(astream);
}
if( vstream )
{
int off;
ts_timestamp_t ts_timestamp = NONE;
DPRINTF(E_DEBUG, L_METADATA, "Container: '%s' [%s]\n", ctx->iformat->name, basepath);
xasprintf(&m.resolution, "%dx%d", lav_width(vstream), lav_height(vstream));
if( ctx->bit_rate > 8 )
m.bitrate = ctx->bit_rate / 8;
if( ctx->duration > 0 )
m.duration = duration_str(ctx->duration / (AV_TIME_BASE/1000));
/* NOTE: The DLNA spec only provides for ASF (WMV), TS, PS, and MP4 containers.
* Skip DLNA parsing for everything else. */
if( strcmp(ctx->iformat->name, "avi") == 0 )
{
xasprintf(&m.mime, "video/x-msvideo");
if( lav_codec_id(vstream) == AV_CODEC_ID_MPEG4 )
{
fourcc[0] = lav_codec_tag(vstream) & 0xff;
fourcc[1] = lav_codec_tag(vstream)>>8 & 0xff;
fourcc[2] = lav_codec_tag(vstream)>>16 & 0xff;
fourcc[3] = lav_codec_tag(vstream)>>24 & 0xff;
if( memcmp(fourcc, "XVID", 4) == 0 ||
memcmp(fourcc, "DX50", 4) == 0 ||
memcmp(fourcc, "DIVX", 4) == 0 )
xasprintf(&m.creator, "DiVX");
}
}
else if( strcmp(ctx->iformat->name, "mov,mp4,m4a,3gp,3g2,mj2") == 0 &&
ends_with(path, ".mov") )
xasprintf(&m.mime, "video/quicktime");
else if( strncmp(ctx->iformat->name, "matroska", 8) == 0 )
xasprintf(&m.mime, "video/x-matroska");
else if( strcmp(ctx->iformat->name, "flv") == 0 )
xasprintf(&m.mime, "video/x-flv");
else if( strcmp(ctx->iformat->name, "rm") == 0 )
xasprintf(&m.mime, "application/vnd.rn-realmedia");
else if( strcmp(ctx->iformat->name, "rmvb") == 0 )
xasprintf(&m.mime, "application/vnd.rn-realmedia-vbr");
if( m.mime )
goto video_no_dlna;
switch( lav_codec_id(vstream) )
{
case AV_CODEC_ID_MPEG1VIDEO:
if( strcmp(ctx->iformat->name, "mpeg") == 0 )
{
if( (lav_width(vstream) == 352) &&
(lav_height(vstream) <= 288) )
{
m.dlna_pn = strdup("MPEG1");
}
xasprintf(&m.mime, "video/mpeg");
}
break;
case AV_CODEC_ID_MPEG2VIDEO:
m.dlna_pn = malloc(64);
off = sprintf(m.dlna_pn, "MPEG_");
if( strcmp(ctx->iformat->name, "mpegts") == 0 )
{
int raw_packet_size;
int dlna_ts_present = dlna_timestamp_is_present(path, &raw_packet_size);
DPRINTF(E_DEBUG, L_METADATA, "Stream %d of %s is %s MPEG2 TS packet size %d\n",
video_stream, basepath, m.resolution, raw_packet_size);
off += sprintf(m.dlna_pn+off, "TS_");
if( (lav_width(vstream) >= 1280) &&
(lav_height(vstream) >= 720) )
{
off += sprintf(m.dlna_pn+off, "HD_NA");
}
else
{
off += sprintf(m.dlna_pn+off, "SD_");
if( (lav_height(vstream) == 576) ||
(lav_height(vstream) == 288) )
off += sprintf(m.dlna_pn+off, "EU");
else
off += sprintf(m.dlna_pn+off, "NA");
}
if( raw_packet_size == MPEG_TS_PACKET_LENGTH_DLNA )
{
if (dlna_ts_present)
ts_timestamp = VALID;
else
ts_timestamp = EMPTY;
}
else if( raw_packet_size != MPEG_TS_PACKET_LENGTH )
{
DPRINTF(E_DEBUG, L_METADATA, "Unsupported DLNA TS packet size [%d] (%s)\n",
raw_packet_size, basepath);
free(m.dlna_pn);
m.dlna_pn = NULL;
}
switch( ts_timestamp )
{
case NONE:
xasprintf(&m.mime, "video/mpeg");
if( m.dlna_pn )
off += sprintf(m.dlna_pn+off, "_ISO");
break;
case VALID:
off += sprintf(m.dlna_pn+off, "_T");
case EMPTY:
xasprintf(&m.mime, "video/vnd.dlna.mpeg-tts");
default:
break;
}
}
else if( strcmp(ctx->iformat->name, "mpeg") == 0 )
{
DPRINTF(E_DEBUG, L_METADATA, "Stream %d of %s is %s MPEG2 PS\n",
video_stream, basepath, m.resolution);
off += sprintf(m.dlna_pn+off, "PS_");
if( (lav_height(vstream) == 576) ||
(lav_height(vstream) == 288) )
off += sprintf(m.dlna_pn+off, "PAL");
else
off += sprintf(m.dlna_pn+off, "NTSC");
xasprintf(&m.mime, "video/mpeg");
}
else
{
DPRINTF(E_DEBUG, L_METADATA, "Stream %d of %s [%s] is %s non-DLNA MPEG2\n",
video_stream, basepath, ctx->iformat->name, m.resolution);
free(m.dlna_pn);
m.dlna_pn = NULL;
}
break;
case AV_CODEC_ID_H264:
m.dlna_pn = malloc(128);
off = sprintf(m.dlna_pn, "AVC_");
if( strcmp(ctx->iformat->name, "mpegts") == 0 )
{
AVRational display_aspect_ratio;
int fps, interlaced;
int raw_packet_size;
int dlna_ts_present = dlna_timestamp_is_present(path, &raw_packet_size);
off += sprintf(m.dlna_pn+off, "TS_");
if (lav_sample_aspect_ratio(vstream).num) {
av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
lav_width(vstream) * lav_sample_aspect_ratio(vstream).num,
lav_height(vstream) * lav_sample_aspect_ratio(vstream).den,
1024*1024);
}
fps = lav_get_fps(vstream);
interlaced = lav_get_interlaced(vstream);
if( ((((lav_width(vstream) == 1920 || lav_width(vstream) == 1440) && lav_height(vstream) == 1080) ||
(lav_width(vstream) == 720 && lav_height(vstream) == 480)) && fps == 59 && interlaced) ||
((lav_width(vstream) == 1280 && lav_height(vstream) == 720) && fps == 59 && !interlaced) )
{
if( (lav_profile(vstream) == FF_PROFILE_H264_MAIN || lav_profile(vstream) == FF_PROFILE_H264_HIGH) &&
audio_profile == PROFILE_AUDIO_AC3 )
{
off += sprintf(m.dlna_pn+off, "HD_60_");
lav_profile(vstream) = FF_PROFILE_SKIP;
}
}
else if( ((lav_width(vstream) == 1920 && lav_height(vstream) == 1080) ||
(lav_width(vstream) == 1440 && lav_height(vstream) == 1080) ||
(lav_width(vstream) == 1280 && lav_height(vstream) == 720) ||
(lav_width(vstream) == 720 && lav_height(vstream) == 576)) &&
interlaced && fps == 50 )
{
if( (lav_profile(vstream) == FF_PROFILE_H264_MAIN || lav_profile(vstream) == FF_PROFILE_H264_HIGH) &&