int av_strcasecmp(const char *a, const char *b)
{
uint8_t c1, c2;
do {
c1 = av_tolower(*a++);
c2 = av_tolower(*b++);
} while (c1 && c1 == c2);
return c1 - c2;
}
int av_strncasecmp(const char *a, const char *b, size_t n)
{
const char *end = a + n;
uint8_t c1, c2;
do {
c1 = av_tolower(*a++);
c2 = av_tolower(*b++);
} while (a < end && c1 && c1 == c2);
return c1 - c2;
}
char *ff_urldecode(const char *url)
{
int s = 0, d = 0, url_len = 0;
char c;
char *dest = NULL;
if (!url)
return NULL;
url_len = strlen(url) + 1;
dest = av_malloc(url_len);
if (!dest)
return NULL;
while (s < url_len) {
c = url[s++];
if (c == '%' && s + 2 < url_len) {
char c2 = url[s++];
char c3 = url[s++];
if (isxdigit(c2) && isxdigit(c3)) {
c2 = av_tolower(c2);
c3 = av_tolower(c3);
if (c2 <= '9')
c2 = c2 - '0';
else
c2 = c2 - 'a' + 10;
if (c3 <= '9')
c3 = c3 - '0';
else
c3 = c3 - 'a' + 10;
dest[d++] = 16 * c2 + c3;
} else { /* %zz or something other invalid */
dest[d++] = c;
dest[d++] = c2;
dest[d++] = c3;
}
} else if (c == '+') {
dest[d++] = ' ';
} else {
dest[d++] = c;
}
}
return dest;
}
static int microdvd_init(AVCodecContext *avctx)
{
int i, sidx;
AVBPrint font_buf;
int font_size = ASS_DEFAULT_FONT_SIZE;
int color = ASS_DEFAULT_COLOR;
int bold = ASS_DEFAULT_BOLD;
int italic = ASS_DEFAULT_ITALIC;
int underline = ASS_DEFAULT_UNDERLINE;
int alignment = ASS_DEFAULT_ALIGNMENT;
struct microdvd_tag tags[sizeof(MICRODVD_TAGS) - 1] = {{0}};
av_bprint_init(&font_buf, 0, AV_BPRINT_SIZE_AUTOMATIC);
av_bprintf(&font_buf, "%s", ASS_DEFAULT_FONT);
if (avctx->extradata) {
microdvd_load_tags(tags, avctx->extradata);
for (i = 0; i < sizeof(MICRODVD_TAGS) - 1; i++) {
switch (av_tolower(tags[i].key)) {
case 'y':
for (sidx = 0; sidx < sizeof(MICRODVD_STYLES) - 1; sidx++) {
if (tags[i].data1 & (1 << sidx)) {
switch (MICRODVD_STYLES[sidx]) {
case 'i': italic = 1; break;
case 'b': bold = 1; break;
case 'u': underline = 1; break;
}
}
}
break;
case 'c': color = tags[i].data1; break;
case 's': font_size = tags[i].data1; break;
case 'p': alignment = 8; break;
case 'f':
av_bprint_clear(&font_buf);
av_bprintf(&font_buf, "%.*s",
tags[i].data_string_len, tags[i].data_string);
break;
}
}
}
return ff_ass_subtitle_header(avctx, font_buf.str, font_size, color,
ASS_DEFAULT_BACK_COLOR, bold, italic,
underline, ASS_DEFAULT_BORDERSTYLE,
alignment);
}
static int subviewer_read_header(AVFormatContext *s)
{
SubViewerContext *subviewer = s->priv_data;
AVStream *st = avformat_new_stream(s, NULL);
AVBPrint header;
int res = 0, new_event = 1;
int64_t pts_start = AV_NOPTS_VALUE;
int duration = -1;
AVPacket *sub = NULL;
if (!st)
return AVERROR(ENOMEM);
avpriv_set_pts_info(st, 64, 1, 100);
st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
st->codec->codec_id = AV_CODEC_ID_SUBVIEWER;
av_bprint_init(&header, 0, AV_BPRINT_SIZE_UNLIMITED);
while (!avio_feof(s->pb)) {
char line[2048];
int64_t pos = 0;
int len = ff_get_line(s->pb, line, sizeof(line));
if (!len)
break;
line[strcspn(line, "\r\n")] = 0;
if (line[0] == '[' && strncmp(line, "[br]", 4)) {
/* ignore event style, XXX: add to side_data? */
if (strstr(line, "[COLF]") || strstr(line, "[SIZE]") ||
strstr(line, "[FONT]") || strstr(line, "[STYLE]"))
continue;
if (!st->codec->extradata) { // header not finalized yet
av_bprintf(&header, "%s\n", line);
if (!strncmp(line, "[END INFORMATION]", 17) || !strncmp(line, "[SUBTITLE]", 10)) {
/* end of header */
res = avpriv_bprint_to_extradata(st->codec, &header);
if (res < 0)
goto end;
} else if (strncmp(line, "[INFORMATION]", 13)) {
/* assume file metadata at this point */
int i, j = 0;
char key[32], value[128];
for (i = 1; i < sizeof(key) - 1 && line[i] && line[i] != ']'; i++)
key[i - 1] = av_tolower(line[i]);
key[i - 1] = 0;
if (line[i] == ']')
i++;
while (line[i] == ' ')
i++;
while (j < sizeof(value) - 1 && line[i] && line[i] != ']')
value[j++] = line[i++];
value[j] = 0;
av_dict_set(&s->metadata, key, value, 0);
}
}
} else if (read_ts(line, &pts_start, &duration) >= 0) {
new_event = 1;
pos = avio_tell(s->pb);
} else if (*line) {
if (!new_event) {
sub = ff_subtitles_queue_insert(&subviewer->q, "\n", 1, 1);
if (!sub) {
res = AVERROR(ENOMEM);
goto end;
}
}
sub = ff_subtitles_queue_insert(&subviewer->q, line, strlen(line), !new_event);
if (!sub) {
res = AVERROR(ENOMEM);
goto end;
}
if (new_event) {
sub->pos = pos;
sub->pts = pts_start;
sub->duration = duration;
}
new_event = 0;
}
}
ff_subtitles_queue_finalize(&subviewer->q);
end:
av_bprint_finalize(&header, NULL);
return res;
}
static int ffserver_parse_config_stream(FFServerConfig *config, const char *cmd,
const char **p,
FFServerStream **pstream)
{
char arg[1024], arg2[1024];
FFServerStream *stream;
int val;
av_assert0(pstream);
stream = *pstream;
if (!av_strcasecmp(cmd, "<Stream")) {
char *q;
FFServerStream *s;
stream = av_mallocz(sizeof(FFServerStream));
if (!stream)
return AVERROR(ENOMEM);
config->dummy_actx = avcodec_alloc_context3(NULL);
config->dummy_vctx = avcodec_alloc_context3(NULL);
if (!config->dummy_vctx || !config->dummy_actx) {
av_free(stream);
avcodec_free_context(&config->dummy_vctx);
avcodec_free_context(&config->dummy_actx);
return AVERROR(ENOMEM);
}
config->dummy_actx->codec_type = AVMEDIA_TYPE_AUDIO;
config->dummy_vctx->codec_type = AVMEDIA_TYPE_VIDEO;
ffserver_get_arg(stream->filename, sizeof(stream->filename), p);
q = strrchr(stream->filename, '>');
if (q)
*q = '\0';
for (s = config->first_stream; s; s = s->next) {
if (!strcmp(stream->filename, s->filename))
ERROR("Stream '%s' already registered\n", s->filename);
}
stream->fmt = ffserver_guess_format(NULL, stream->filename, NULL);
if (stream->fmt) {
config->guessed_audio_codec_id = stream->fmt->audio_codec;
config->guessed_video_codec_id = stream->fmt->video_codec;
} else {
config->guessed_audio_codec_id = AV_CODEC_ID_NONE;
config->guessed_video_codec_id = AV_CODEC_ID_NONE;
}
config->stream_use_defaults = config->use_defaults;
*pstream = stream;
return 0;
}
av_assert0(stream);
if (!av_strcasecmp(cmd, "Feed")) {
FFServerStream *sfeed;
ffserver_get_arg(arg, sizeof(arg), p);
sfeed = config->first_feed;
while (sfeed) {
if (!strcmp(sfeed->filename, arg))
break;
sfeed = sfeed->next_feed;
}
if (!sfeed)
ERROR("Feed with name '%s' for stream '%s' is not defined\n", arg,
stream->filename);
else
stream->feed = sfeed;
} else if (!av_strcasecmp(cmd, "Format")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (!strcmp(arg, "status")) {
stream->stream_type = STREAM_TYPE_STATUS;
stream->fmt = NULL;
} else {
stream->stream_type = STREAM_TYPE_LIVE;
/* JPEG cannot be used here, so use single frame MJPEG */
if (!strcmp(arg, "jpeg")) {
strcpy(arg, "singlejpeg");
stream->single_frame=1;
}
stream->fmt = ffserver_guess_format(arg, NULL, NULL);
if (!stream->fmt)
ERROR("Unknown Format: '%s'\n", arg);
}
if (stream->fmt) {
config->guessed_audio_codec_id = stream->fmt->audio_codec;
config->guessed_video_codec_id = stream->fmt->video_codec;
}
} else if (!av_strcasecmp(cmd, "InputFormat")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->ifmt = av_find_input_format(arg);
if (!stream->ifmt)
ERROR("Unknown input format: '%s'\n", arg);
} else if (!av_strcasecmp(cmd, "FaviconURL")) {
if (stream->stream_type == STREAM_TYPE_STATUS)
ffserver_get_arg(stream->feed_filename,
sizeof(stream->feed_filename), p);
else
ERROR("FaviconURL only permitted for status streams\n");
} else if (!av_strcasecmp(cmd, "Author") ||
!av_strcasecmp(cmd, "Comment") ||
!av_strcasecmp(cmd, "Copyright") ||
!av_strcasecmp(cmd, "Title")) {
char key[32];
int i;
ffserver_get_arg(arg, sizeof(arg), p);
for (i = 0; i < strlen(cmd); i++)
key[i] = av_tolower(cmd[i]);
key[i] = 0;
WARNING("Deprecated '%s' option in configuration file. Use "
"'Metadata %s VALUE' instead.\n", cmd, key);
if (av_dict_set(&stream->metadata, key, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Metadata")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_get_arg(arg2, sizeof(arg2), p);
if (av_dict_set(&stream->metadata, arg, arg2, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Preroll")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->prebuffer = atof(arg) * 1000;
} else if (!av_strcasecmp(cmd, "StartSendOnKey")) {
stream->send_on_key = 1;
} else if (!av_strcasecmp(cmd, "AudioCodec")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_codec(config->dummy_actx, arg, config);
} else if (!av_strcasecmp(cmd, "VideoCodec")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_codec(config->dummy_vctx, arg, config);
} else if (!av_strcasecmp(cmd, "MaxTime")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->max_time = atof(arg) * 1000;
} else if (!av_strcasecmp(cmd, "AudioBitRate")) {
float f;
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_float_param(&f, arg, 1000, -FLT_MAX, FLT_MAX, config,
"Invalid %s: '%s'\n", cmd, arg);
if (ffserver_save_avoption_int("b", (int64_t)lrintf(f),
AV_OPT_FLAG_AUDIO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "AudioChannels")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("ac", arg, AV_OPT_FLAG_AUDIO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "AudioSampleRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("ar", arg, AV_OPT_FLAG_AUDIO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoBitRateRange")) {
int minrate, maxrate;
char *dash;
ffserver_get_arg(arg, sizeof(arg), p);
dash = strchr(arg, '-');
if (dash) {
*dash = '\0';
dash++;
if (ffserver_set_int_param(&minrate, arg, 1000, 0, INT_MAX, config, "Invalid %s: '%s'", cmd, arg) >= 0 &&
ffserver_set_int_param(&maxrate, dash, 1000, 0, INT_MAX, config, "Invalid %s: '%s'", cmd, arg) >= 0) {
if (ffserver_save_avoption_int("minrate", minrate, AV_OPT_FLAG_VIDEO_PARAM, config) < 0 ||
ffserver_save_avoption_int("maxrate", maxrate, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
}
} else
ERROR("Incorrect format for VideoBitRateRange. It should be "
"<min>-<max>: '%s'.\n", arg);
} else if (!av_strcasecmp(cmd, "Debug")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("debug", arg, AV_OPT_FLAG_AUDIO_PARAM, config) < 0 ||
ffserver_save_avoption("debug", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Strict")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("strict", arg, AV_OPT_FLAG_AUDIO_PARAM, config) < 0 ||
ffserver_save_avoption("strict", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoBufferSize")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(&val, arg, 8*1024, 0, INT_MAX, config,
"Invalid %s: '%s'", cmd, arg);
if (ffserver_save_avoption_int("bufsize", val, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoBitRateTolerance")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(&val, arg, 1000, INT_MIN, INT_MAX, config,
"Invalid %s: '%s'", cmd, arg);
if (ffserver_save_avoption_int("bt", val, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoBitRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(&val, arg, 1000, INT_MIN, INT_MAX, config,
"Invalid %s: '%s'", cmd, arg);
if (ffserver_save_avoption_int("b", val, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoSize")) {
int ret, w, h;
ffserver_get_arg(arg, sizeof(arg), p);
ret = av_parse_video_size(&w, &h, arg);
if (ret < 0)
ERROR("Invalid video size '%s'\n", arg);
else {
if (w % 2 || h % 2)
WARNING("Image size is not a multiple of 2\n");
if (ffserver_save_avoption("video_size", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
}
} else if (!av_strcasecmp(cmd, "VideoFrameRate")) {
ffserver_get_arg(&arg[2], sizeof(arg) - 2, p);
arg[0] = '1';
arg[1] = '/';
if (ffserver_save_avoption("time_base", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "PixelFormat")) {
enum AVPixelFormat pix_fmt;
ffserver_get_arg(arg, sizeof(arg), p);
pix_fmt = av_get_pix_fmt(arg);
if (pix_fmt == AV_PIX_FMT_NONE)
ERROR("Unknown pixel format: '%s'\n", arg);
else if (ffserver_save_avoption("pixel_format", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoGopSize")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("g", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoIntraOnly")) {
if (ffserver_save_avoption("g", "1", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoHighQuality")) {
if (ffserver_save_avoption("mbd", "+bits", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Video4MotionVector")) {
if (ffserver_save_avoption("mbd", "+bits", AV_OPT_FLAG_VIDEO_PARAM, config) < 0 || //FIXME remove
ffserver_save_avoption("flags", "+mv4", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "AVOptionVideo") ||
!av_strcasecmp(cmd, "AVOptionAudio")) {
int ret;
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_get_arg(arg2, sizeof(arg2), p);
if (!av_strcasecmp(cmd, "AVOptionVideo"))
ret = ffserver_save_avoption(arg, arg2, AV_OPT_FLAG_VIDEO_PARAM,
config);
else
ret = ffserver_save_avoption(arg, arg2, AV_OPT_FLAG_AUDIO_PARAM,
config);
if (ret < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "AVPresetVideo") ||
!av_strcasecmp(cmd, "AVPresetAudio")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (!av_strcasecmp(cmd, "AVPresetVideo"))
ffserver_opt_preset(arg, AV_OPT_FLAG_VIDEO_PARAM, config);
else
ffserver_opt_preset(arg, AV_OPT_FLAG_AUDIO_PARAM, config);
} else if (!av_strcasecmp(cmd, "VideoTag")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (strlen(arg) == 4 &&
ffserver_save_avoption_int("codec_tag",
MKTAG(arg[0], arg[1], arg[2], arg[3]),
AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "BitExact")) {
if (ffserver_save_avoption("flags", "+bitexact", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "DctFastint")) {
if (ffserver_save_avoption("dct", "fastint", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "IdctSimple")) {
if (ffserver_save_avoption("idct", "simple", AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Qscale")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(&val, arg, 0, INT_MIN, INT_MAX, config,
"Invalid Qscale: '%s'\n", arg);
if (ffserver_save_avoption("flags", "+qscale", AV_OPT_FLAG_VIDEO_PARAM, config) < 0 ||
ffserver_save_avoption_int("global_quality", FF_QP2LAMBDA * val,
AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoQDiff")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("qdiff", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoQMax")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("qmax", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoQMin")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("qmin", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "LumiMask")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("lumi_mask", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "DarkMask")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (ffserver_save_avoption("dark_mask", arg, AV_OPT_FLAG_VIDEO_PARAM, config) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "NoVideo")) {
config->no_video = 1;
} else if (!av_strcasecmp(cmd, "NoAudio")) {
config->no_audio = 1;
} else if (!av_strcasecmp(cmd, "ACL")) {
ffserver_parse_acl_row(stream, NULL, NULL, *p, config->filename,
config->line_num);
} else if (!av_strcasecmp(cmd, "DynamicACL")) {
ffserver_get_arg(stream->dynamic_acl, sizeof(stream->dynamic_acl), p);
} else if (!av_strcasecmp(cmd, "RTSPOption")) {
ffserver_get_arg(arg, sizeof(arg), p);
av_freep(&stream->rtsp_option);
stream->rtsp_option = av_strdup(arg);
} else if (!av_strcasecmp(cmd, "MulticastAddress")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (resolve_host(&stream->multicast_ip, arg))
ERROR("Invalid host/IP address: '%s'\n", arg);
stream->is_multicast = 1;
stream->loop = 1; /* default is looping */
} else if (!av_strcasecmp(cmd, "MulticastPort")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(&val, arg, 0, 1, 65535, config,
"Invalid MulticastPort: '%s'\n", arg);
stream->multicast_port = val;
} else if (!av_strcasecmp(cmd, "MulticastTTL")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(&val, arg, 0, INT_MIN, INT_MAX, config,
"Invalid MulticastTTL: '%s'\n", arg);
stream->multicast_ttl = val;
} else if (!av_strcasecmp(cmd, "NoLoop")) {
stream->loop = 0;
} else if (!av_strcasecmp(cmd, "</Stream>")) {
config->stream_use_defaults &= 1;
if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm")) {
if (config->dummy_actx->codec_id == AV_CODEC_ID_NONE)
config->dummy_actx->codec_id = config->guessed_audio_codec_id;
if (!config->no_audio &&
config->dummy_actx->codec_id != AV_CODEC_ID_NONE) {
AVCodecContext *audio_enc = avcodec_alloc_context3(avcodec_find_encoder(config->dummy_actx->codec_id));
add_codec(stream, audio_enc, config);
}
if (config->dummy_vctx->codec_id == AV_CODEC_ID_NONE)
config->dummy_vctx->codec_id = config->guessed_video_codec_id;
if (!config->no_video &&
config->dummy_vctx->codec_id != AV_CODEC_ID_NONE) {
AVCodecContext *video_enc = avcodec_alloc_context3(avcodec_find_encoder(config->dummy_vctx->codec_id));
add_codec(stream, video_enc, config);
}
}
av_dict_free(&config->video_opts);
av_dict_free(&config->audio_opts);
avcodec_free_context(&config->dummy_vctx);
avcodec_free_context(&config->dummy_actx);
*pstream = NULL;
} else if (!av_strcasecmp(cmd, "File") ||
!av_strcasecmp(cmd, "ReadOnlyFile")) {
ffserver_get_arg(stream->feed_filename, sizeof(stream->feed_filename),
p);
} else if (!av_strcasecmp(cmd, "UseDefaults")) {
if (config->stream_use_defaults > 1)
WARNING("Multiple UseDefaults/NoDefaults entries.\n");
config->stream_use_defaults = 3;
} else if (!av_strcasecmp(cmd, "NoDefaults")) {
if (config->stream_use_defaults > 1)
WARNING("Multiple UseDefaults/NoDefaults entries.\n");
config->stream_use_defaults = 2;
} else {
ERROR("Invalid entry '%s' inside <Stream></Stream>\n", cmd);
}
return 0;
nomem:
av_log(NULL, AV_LOG_ERROR, "Out of memory. Aborting.\n");
av_dict_free(&config->video_opts);
av_dict_free(&config->audio_opts);
avcodec_free_context(&config->dummy_vctx);
avcodec_free_context(&config->dummy_actx);
return AVERROR(ENOMEM);
}
static int ffserver_parse_config_stream(FFServerConfig *config, const char *cmd, const char **p,
int line_num, FFServerStream **pstream)
{
char arg[1024], arg2[1024];
FFServerStream *stream;
int val;
av_assert0(pstream);
stream = *pstream;
if (!av_strcasecmp(cmd, "<Stream")) {
char *q;
FFServerStream *s;
stream = av_mallocz(sizeof(FFServerStream));
if (!stream)
return AVERROR(ENOMEM);
config->dummy_ctx = avcodec_alloc_context3(NULL);
if (!config->dummy_ctx) {
av_free(stream);
return AVERROR(ENOMEM);
}
ffserver_get_arg(stream->filename, sizeof(stream->filename), p);
q = strrchr(stream->filename, '>');
if (q)
*q = '\0';
for (s = config->first_stream; s; s = s->next) {
if (!strcmp(stream->filename, s->filename))
ERROR("Stream '%s' already registered\n", s->filename);
}
stream->fmt = ffserver_guess_format(NULL, stream->filename, NULL);
if (stream->fmt) {
config->audio_id = stream->fmt->audio_codec;
config->video_id = stream->fmt->video_codec;
} else {
config->audio_id = AV_CODEC_ID_NONE;
config->video_id = AV_CODEC_ID_NONE;
}
*pstream = stream;
return 0;
}
av_assert0(stream);
if (!av_strcasecmp(cmd, "Feed")) {
FFServerStream *sfeed;
ffserver_get_arg(arg, sizeof(arg), p);
sfeed = config->first_feed;
while (sfeed) {
if (!strcmp(sfeed->filename, arg))
break;
sfeed = sfeed->next_feed;
}
if (!sfeed)
ERROR("Feed with name '%s' for stream '%s' is not defined\n", arg,
stream->filename);
else
stream->feed = sfeed;
} else if (!av_strcasecmp(cmd, "Format")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (!strcmp(arg, "status")) {
stream->stream_type = STREAM_TYPE_STATUS;
stream->fmt = NULL;
} else {
stream->stream_type = STREAM_TYPE_LIVE;
/* JPEG cannot be used here, so use single frame MJPEG */
if (!strcmp(arg, "jpeg"))
strcpy(arg, "mjpeg");
stream->fmt = ffserver_guess_format(arg, NULL, NULL);
if (!stream->fmt)
ERROR("Unknown Format: %s\n", arg);
}
if (stream->fmt) {
config->audio_id = stream->fmt->audio_codec;
config->video_id = stream->fmt->video_codec;
}
} else if (!av_strcasecmp(cmd, "InputFormat")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->ifmt = av_find_input_format(arg);
if (!stream->ifmt)
ERROR("Unknown input format: %s\n", arg);
} else if (!av_strcasecmp(cmd, "FaviconURL")) {
if (stream->stream_type == STREAM_TYPE_STATUS)
ffserver_get_arg(stream->feed_filename,
sizeof(stream->feed_filename), p);
else
ERROR("FaviconURL only permitted for status streams\n");
} else if (!av_strcasecmp(cmd, "Author") ||
!av_strcasecmp(cmd, "Comment") ||
!av_strcasecmp(cmd, "Copyright") ||
!av_strcasecmp(cmd, "Title")) {
char key[32];
int i;
ffserver_get_arg(arg, sizeof(arg), p);
for (i = 0; i < strlen(cmd); i++)
key[i] = av_tolower(cmd[i]);
key[i] = 0;
WARNING("'%s' option in configuration file is deprecated, "
"use 'Metadata %s VALUE' instead\n", cmd, key);
if (av_dict_set(&stream->metadata, key, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Metadata")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_get_arg(arg2, sizeof(arg2), p);
if (av_dict_set(&stream->metadata, arg, arg2, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Preroll")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->prebuffer = atof(arg) * 1000;
} else if (!av_strcasecmp(cmd, "StartSendOnKey")) {
stream->send_on_key = 1;
} else if (!av_strcasecmp(cmd, "AudioCodec")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->audio_id = opt_codec(arg, AVMEDIA_TYPE_AUDIO);
if (config->audio_id == AV_CODEC_ID_NONE)
ERROR("Unknown AudioCodec: %s\n", arg);
} else if (!av_strcasecmp(cmd, "VideoCodec")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_id = opt_codec(arg, AVMEDIA_TYPE_VIDEO);
if (config->video_id == AV_CODEC_ID_NONE)
ERROR("Unknown VideoCodec: %s\n", arg);
} else if (!av_strcasecmp(cmd, "MaxTime")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->max_time = atof(arg) * 1000;
} else if (!av_strcasecmp(cmd, "AudioBitRate")) {
float f;
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_float_param(&f, arg, 1000, 0, FLT_MAX, config, line_num,
"Invalid %s: %s\n", cmd, arg);
if (av_dict_set_int(&config->audio_conf, cmd, lrintf(f), 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "AudioChannels")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 0, 1, 8, config, line_num,
"Invalid %s: %s, valid range is 1-8.", cmd, arg);
if (av_dict_set(&config->audio_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "AudioSampleRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 0, 0, INT_MAX, config, line_num,
"Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->audio_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoBitRateRange")) {
int minrate, maxrate;
ffserver_get_arg(arg, sizeof(arg), p);
if (sscanf(arg, "%d-%d", &minrate, &maxrate) == 2) {
if (av_dict_set_int(&config->video_conf, "VideoBitRateRangeMin", minrate, 0) < 0 ||
av_dict_set_int(&config->video_conf, "VideoBitRateRangeMax", maxrate, 0) < 0)
goto nomem;
} else
ERROR("Incorrect format for VideoBitRateRange -- should be "
"<min>-<max>: %s\n", arg);
} else if (!av_strcasecmp(cmd, "Debug")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 0, INT_MIN, INT_MAX, config, line_num,
"Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Strict")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 0, INT_MIN, INT_MAX, config, line_num,
"Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoBufferSize")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 8*1024, 0, INT_MAX, config, line_num,
"Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoBitRateTolerance")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 1000, INT_MIN, INT_MAX, config,
line_num, "Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoBitRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 1000, 0, INT_MAX, config, line_num,
"Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoSize")) {
int ret, w, h;
ffserver_get_arg(arg, sizeof(arg), p);
ret = av_parse_video_size(&w, &h, arg);
if (ret < 0)
ERROR("Invalid video size '%s'\n", arg);
else if ((w % 16) || (h % 16))
ERROR("Image size must be a multiple of 16\n");
if (av_dict_set_int(&config->video_conf, "VideoSizeWidth", w, 0) < 0 ||
av_dict_set_int(&config->video_conf, "VideoSizeHeight", h, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoFrameRate")) {
AVRational frame_rate;
ffserver_get_arg(arg, sizeof(arg), p);
if (av_parse_video_rate(&frame_rate, arg) < 0) {
ERROR("Incorrect frame rate: %s\n", arg);
} else {
if (av_dict_set_int(&config->video_conf, "VideoFrameRateNum", frame_rate.num, 0) < 0 ||
av_dict_set_int(&config->video_conf, "VideoFrameRateDen", frame_rate.den, 0) < 0)
goto nomem;
}
} else if (!av_strcasecmp(cmd, "PixelFormat")) {
enum AVPixelFormat pix_fmt;
ffserver_get_arg(arg, sizeof(arg), p);
pix_fmt = av_get_pix_fmt(arg);
if (pix_fmt == AV_PIX_FMT_NONE)
ERROR("Unknown pixel format: %s\n", arg);
if (av_dict_set_int(&config->video_conf, cmd, pix_fmt, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoGopSize")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 0, INT_MIN, INT_MAX, config, line_num,
"Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoIntraOnly")) {
if (av_dict_set(&config->video_conf, cmd, "1", 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoHighQuality")) {
if (av_dict_set(&config->video_conf, cmd, "", 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Video4MotionVector")) {
if (av_dict_set(&config->video_conf, cmd, "", 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "AVOptionVideo") ||
!av_strcasecmp(cmd, "AVOptionAudio")) {
int ret;
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_get_arg(arg2, sizeof(arg2), p);
if (!av_strcasecmp(cmd, "AVOptionVideo"))
ret = ffserver_save_avoption(arg, arg2, &config->video_opts, AV_OPT_FLAG_VIDEO_PARAM ,config, line_num);
else
ret = ffserver_save_avoption(arg, arg2, &config->audio_opts, AV_OPT_FLAG_AUDIO_PARAM ,config, line_num);
if (ret < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "AVPresetVideo") ||
!av_strcasecmp(cmd, "AVPresetAudio")) {
char **preset = NULL;
ffserver_get_arg(arg, sizeof(arg), p);
if (!av_strcasecmp(cmd, "AVPresetVideo")) {
preset = &config->video_preset;
ffserver_opt_preset(arg, NULL, 0, NULL, &config->video_id);
} else {
preset = &config->audio_preset;
ffserver_opt_preset(arg, NULL, 0, &config->audio_id, NULL);
}
*preset = av_strdup(arg);
if (!preset)
return AVERROR(ENOMEM);
} else if (!av_strcasecmp(cmd, "VideoTag")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (strlen(arg) == 4) {
if (av_dict_set(&config->video_conf, "VideoTag", "arg", 0) < 0)
goto nomem;
}
} else if (!av_strcasecmp(cmd, "BitExact")) {
if (av_dict_set(&config->video_conf, cmd, "", 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "DctFastint")) {
if (av_dict_set(&config->video_conf, cmd, "", 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "IdctSimple")) {
if (av_dict_set(&config->video_conf, cmd, "", 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "Qscale")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoQDiff")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 0, 1, 31, config, line_num,
"%s out of range\n", cmd);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoQMax")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 0, 1, 31, config, line_num,
"%s out of range\n", cmd);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "VideoQMin")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(NULL, arg, 0, 1, 31, config, line_num,
"%s out of range\n", cmd);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "LumiMask")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_float_param(NULL, arg, 0, -FLT_MAX, FLT_MAX, config,
line_num, "Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "DarkMask")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_float_param(NULL, arg, 0, -FLT_MAX, FLT_MAX, config,
line_num, "Invalid %s: %s", cmd, arg);
if (av_dict_set(&config->video_conf, cmd, arg, 0) < 0)
goto nomem;
} else if (!av_strcasecmp(cmd, "NoVideo")) {
config->video_id = AV_CODEC_ID_NONE;
} else if (!av_strcasecmp(cmd, "NoAudio")) {
config->audio_id = AV_CODEC_ID_NONE;
} else if (!av_strcasecmp(cmd, "ACL")) {
ffserver_parse_acl_row(stream, NULL, NULL, *p, config->filename,
line_num);
} else if (!av_strcasecmp(cmd, "DynamicACL")) {
ffserver_get_arg(stream->dynamic_acl, sizeof(stream->dynamic_acl), p);
} else if (!av_strcasecmp(cmd, "RTSPOption")) {
ffserver_get_arg(arg, sizeof(arg), p);
av_freep(&stream->rtsp_option);
stream->rtsp_option = av_strdup(arg);
} else if (!av_strcasecmp(cmd, "MulticastAddress")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (resolve_host(&stream->multicast_ip, arg))
ERROR("Invalid host/IP address: %s\n", arg);
stream->is_multicast = 1;
stream->loop = 1; /* default is looping */
} else if (!av_strcasecmp(cmd, "MulticastPort")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(&val, arg, 0, 1, 65535, config, line_num,
"Invalid MulticastPort: %s\n", arg);
stream->multicast_port = val;
} else if (!av_strcasecmp(cmd, "MulticastTTL")) {
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_set_int_param(&val, arg, 0, INT_MIN, INT_MAX, config,
line_num, "Invalid MulticastTTL: %s\n", arg);
stream->multicast_ttl = val;
} else if (!av_strcasecmp(cmd, "NoLoop")) {
stream->loop = 0;
} else if (!av_strcasecmp(cmd, "</Stream>")) {
if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm")) {
if (config->audio_id != AV_CODEC_ID_NONE) {
AVCodecContext *audio_enc = avcodec_alloc_context3(avcodec_find_encoder(config->audio_id));
if (config->audio_preset &&
ffserver_opt_preset(arg, audio_enc, AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_ENCODING_PARAM,
NULL, NULL) < 0)
ERROR("Could not apply preset '%s'\n", arg);
ffserver_apply_stream_config(audio_enc, config->audio_conf,
&config->audio_opts);
add_codec(stream, audio_enc);
}
if (config->video_id != AV_CODEC_ID_NONE) {
AVCodecContext *video_enc = avcodec_alloc_context3(avcodec_find_encoder(config->video_id));
if (config->video_preset &&
ffserver_opt_preset(arg, video_enc, AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_ENCODING_PARAM,
NULL, NULL) < 0)
ERROR("Could not apply preset '%s'\n", arg);
ffserver_apply_stream_config(video_enc, config->video_conf,
&config->video_opts);
add_codec(stream, video_enc);
}
}
av_dict_free(&config->video_opts);
av_dict_free(&config->video_conf);
av_dict_free(&config->audio_opts);
av_dict_free(&config->audio_conf);
av_freep(&config->video_preset);
av_freep(&config->audio_preset);
avcodec_free_context(&config->dummy_ctx);
*pstream = NULL;
} else if (!av_strcasecmp(cmd, "File") || !av_strcasecmp(cmd, "ReadOnlyFile")) {
ffserver_get_arg(stream->feed_filename, sizeof(stream->feed_filename),
p);
} else {
ERROR("Invalid entry '%s' inside <Stream></Stream>\n", cmd);
}
return 0;
nomem:
av_log(NULL, AV_LOG_ERROR, "Out of memory. Aborting.\n");
av_dict_free(&config->video_opts);
av_dict_free(&config->video_conf);
av_dict_free(&config->audio_opts);
av_dict_free(&config->audio_conf);
av_freep(&config->video_preset);
av_freep(&config->audio_preset);
avcodec_free_context(&config->dummy_ctx);
return AVERROR(ENOMEM);
}
int av_isxdigit(int c)
{
c = av_tolower(c);
return av_isdigit(c) || (c >= 'a' && c <= 'f');
}
static int h264_metadata_filter(AVBSFContext *bsf, AVPacket *out)
{
H264MetadataContext *ctx = bsf->priv_data;
AVPacket *in = NULL;
CodedBitstreamFragment *au = &ctx->access_unit;
int err, i, j, has_sps;
H264RawAUD aud;
uint8_t *displaymatrix_side_data = NULL;
size_t displaymatrix_side_data_size = 0;
err = ff_bsf_get_packet(bsf, &in);
if (err < 0)
return err;
err = ff_cbs_read_packet(ctx->cbc, au, in);
if (err < 0) {
av_log(bsf, AV_LOG_ERROR, "Failed to read packet.\n");
goto fail;
}
if (au->nb_units == 0) {
av_log(bsf, AV_LOG_ERROR, "No NAL units in packet.\n");
err = AVERROR_INVALIDDATA;
goto fail;
}
// If an AUD is present, it must be the first NAL unit.
if (au->units[0].type == H264_NAL_AUD) {
if (ctx->aud == REMOVE)
ff_cbs_delete_unit(ctx->cbc, au, 0);
} else {
if (ctx->aud == INSERT) {
static const int primary_pic_type_table[] = {
0x084, // 2, 7
0x0a5, // 0, 2, 5, 7
0x0e7, // 0, 1, 2, 5, 6, 7
0x210, // 4, 9
0x318, // 3, 4, 8, 9
0x294, // 2, 4, 7, 9
0x3bd, // 0, 2, 3, 4, 5, 7, 8, 9
0x3ff, // 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
};
int primary_pic_type_mask = 0xff;
for (i = 0; i < au->nb_units; i++) {
if (au->units[i].type == H264_NAL_SLICE ||
au->units[i].type == H264_NAL_IDR_SLICE) {
H264RawSlice *slice = au->units[i].content;
for (j = 0; j < FF_ARRAY_ELEMS(primary_pic_type_table); j++) {
if (!(primary_pic_type_table[j] &
(1 << slice->header.slice_type)))
primary_pic_type_mask &= ~(1 << j);
}
}
}
for (j = 0; j < FF_ARRAY_ELEMS(primary_pic_type_table); j++)
if (primary_pic_type_mask & (1 << j))
break;
if (j >= FF_ARRAY_ELEMS(primary_pic_type_table)) {
av_log(bsf, AV_LOG_ERROR, "No usable primary_pic_type: "
"invalid slice types?\n");
err = AVERROR_INVALIDDATA;
goto fail;
}
aud = (H264RawAUD) {
.nal_unit_header.nal_unit_type = H264_NAL_AUD,
.primary_pic_type = j,
};
err = ff_cbs_insert_unit_content(ctx->cbc, au,
0, H264_NAL_AUD, &aud, NULL);
if (err < 0) {
av_log(bsf, AV_LOG_ERROR, "Failed to insert AUD.\n");
goto fail;
}
}
}
has_sps = 0;
for (i = 0; i < au->nb_units; i++) {
if (au->units[i].type == H264_NAL_SPS) {
err = h264_metadata_update_sps(bsf, au->units[i].content);
if (err < 0)
goto fail;
has_sps = 1;
}
}
// Only insert the SEI in access units containing SPSs, and also
// unconditionally in the first access unit we ever see.
if (ctx->sei_user_data && (has_sps || !ctx->done_first_au)) {
H264RawSEIPayload payload = {
.payload_type = H264_SEI_TYPE_USER_DATA_UNREGISTERED,
};
H264RawSEIUserDataUnregistered *udu =
&payload.payload.user_data_unregistered;
for (i = j = 0; j < 32 && ctx->sei_user_data[i]; i++) {
int c, v;
c = ctx->sei_user_data[i];
if (c == '-') {
continue;
} else if (av_isxdigit(c)) {
c = av_tolower(c);
v = (c <= '9' ? c - '0' : c - 'a' + 10);
} else {
goto invalid_user_data;
}
if (i & 1)
udu->uuid_iso_iec_11578[j / 2] |= v;
else
udu->uuid_iso_iec_11578[j / 2] = v << 4;
++j;
}
if (j == 32 && ctx->sei_user_data[i] == '+') {
size_t len = strlen(ctx->sei_user_data + i + 1);
udu->data_ref = av_buffer_alloc(len + 1);
if (!udu->data_ref) {
err = AVERROR(ENOMEM);
goto fail;
}
udu->data = udu->data_ref->data;
udu->data_length = len + 1;
memcpy(udu->data, ctx->sei_user_data + i + 1, len + 1);
err = ff_cbs_h264_add_sei_message(ctx->cbc, au, &payload);
if (err < 0) {
av_log(bsf, AV_LOG_ERROR, "Failed to add user data SEI "
"message to access unit.\n");
goto fail;
}
} else {
invalid_user_data:
av_log(bsf, AV_LOG_ERROR, "Invalid user data: "
"must be \"UUID+string\".\n");
err = AVERROR(EINVAL);
goto fail;
}
}
if (ctx->delete_filler) {
for (i = 0; i < au->nb_units; i++) {
if (au->units[i].type == H264_NAL_FILLER_DATA) {
// Filler NAL units.
err = ff_cbs_delete_unit(ctx->cbc, au, i);
if (err < 0) {
av_log(bsf, AV_LOG_ERROR, "Failed to delete "
"filler NAL.\n");
goto fail;
}
--i;
continue;
}
if (au->units[i].type == H264_NAL_SEI) {
// Filler SEI messages.
H264RawSEI *sei = au->units[i].content;
for (j = 0; j < sei->payload_count; j++) {
if (sei->payload[j].payload_type ==
H264_SEI_TYPE_FILLER_PAYLOAD) {
err = ff_cbs_h264_delete_sei_message(ctx->cbc, au,
&au->units[i], j);
if (err < 0) {
av_log(bsf, AV_LOG_ERROR, "Failed to delete "
"filler SEI message.\n");
goto fail;
}
// Renumbering might have happened, start again at
// the same NAL unit position.
--i;
break;
}
}
}
}
}
if (ctx->display_orientation != PASS) {
for (i = 0; i < au->nb_units; i++) {
H264RawSEI *sei;
if (au->units[i].type != H264_NAL_SEI)
continue;
sei = au->units[i].content;
for (j = 0; j < sei->payload_count; j++) {
H264RawSEIDisplayOrientation *disp;
int32_t *matrix;
if (sei->payload[j].payload_type !=
H264_SEI_TYPE_DISPLAY_ORIENTATION)
continue;
disp = &sei->payload[j].payload.display_orientation;
if (ctx->display_orientation == REMOVE ||
ctx->display_orientation == INSERT) {
err = ff_cbs_h264_delete_sei_message(ctx->cbc, au,
&au->units[i], j);
if (err < 0) {
av_log(bsf, AV_LOG_ERROR, "Failed to delete "
"display orientation SEI message.\n");
goto fail;
}
--i;
break;
}
matrix = av_mallocz(9 * sizeof(int32_t));
if (!matrix) {
err = AVERROR(ENOMEM);
goto fail;
}
av_display_rotation_set(matrix,
disp->anticlockwise_rotation *
180.0 / 65536.0);
av_display_matrix_flip(matrix, disp->hor_flip, disp->ver_flip);
// If there are multiple display orientation messages in an
// access unit then ignore all but the last one.
av_freep(&displaymatrix_side_data);
displaymatrix_side_data = (uint8_t*)matrix;
displaymatrix_side_data_size = 9 * sizeof(int32_t);
}
}
}
if (ctx->display_orientation == INSERT) {
H264RawSEIPayload payload = {
.payload_type = H264_SEI_TYPE_DISPLAY_ORIENTATION,
};
H264RawSEIDisplayOrientation *disp =
&payload.payload.display_orientation;
uint8_t *data;
int size;
int write = 0;
data = av_packet_get_side_data(in, AV_PKT_DATA_DISPLAYMATRIX, &size);
if (data && size >= 9 * sizeof(int32_t)) {
int32_t matrix[9];
int hflip, vflip;
double angle;
memcpy(matrix, data, sizeof(matrix));
hflip = vflip = 0;
if (matrix[0] < 0 && matrix[4] > 0)
hflip = 1;
else if (matrix[0] > 0 && matrix[4] < 0)
vflip = 1;
av_display_matrix_flip(matrix, hflip, vflip);
angle = av_display_rotation_get(matrix);
if (!(angle >= -180.0 && angle <= 180.0 /* also excludes NaN */) ||
matrix[2] != 0 || matrix[5] != 0 ||
matrix[6] != 0 || matrix[7] != 0) {
av_log(bsf, AV_LOG_WARNING, "Input display matrix is not "
"representable in H.264 parameters.\n");
} else {
disp->hor_flip = hflip;
disp->ver_flip = vflip;
disp->anticlockwise_rotation =
(uint16_t)rint((angle >= 0.0 ? angle
: angle + 360.0) *
65536.0 / 360.0);
write = 1;
}
}
if (has_sps || !ctx->done_first_au) {
if (!isnan(ctx->rotate)) {
disp->anticlockwise_rotation =
(uint16_t)rint((ctx->rotate >= 0.0 ? ctx->rotate
: ctx->rotate + 360.0) *
65536.0 / 360.0);
write = 1;
}
if (ctx->flip) {
disp->hor_flip = !!(ctx->flip & FLIP_HORIZONTAL);
disp->ver_flip = !!(ctx->flip & FLIP_VERTICAL);
write = 1;
}
}
if (write) {
disp->display_orientation_repetition_period = 1;
err = ff_cbs_h264_add_sei_message(ctx->cbc, au, &payload);
if (err < 0) {
av_log(bsf, AV_LOG_ERROR, "Failed to add display orientation "
"SEI message to access unit.\n");
goto fail;
}
}
}
static int ffserver_parse_config_stream(FFServerConfig *config, const char *cmd, const char **p,
int line_num, FFServerStream **pstream)
{
char arg[1024], arg2[1024];
FFServerStream *stream;
av_assert0(pstream);
stream = *pstream;
if (!av_strcasecmp(cmd, "<Stream")) {
char *q;
FFServerStream *s;
stream = av_mallocz(sizeof(FFServerStream));
if (!stream)
return AVERROR(ENOMEM);
ffserver_get_arg(stream->filename, sizeof(stream->filename), p);
q = strrchr(stream->filename, '>');
if (q)
*q = '\0';
for (s = config->first_stream; s; s = s->next) {
if (!strcmp(stream->filename, s->filename))
ERROR("Stream '%s' already registered\n", s->filename);
}
stream->fmt = ffserver_guess_format(NULL, stream->filename, NULL);
avcodec_get_context_defaults3(&config->video_enc, NULL);
avcodec_get_context_defaults3(&config->audio_enc, NULL);
config->audio_id = AV_CODEC_ID_NONE;
config->video_id = AV_CODEC_ID_NONE;
if (stream->fmt) {
config->audio_id = stream->fmt->audio_codec;
config->video_id = stream->fmt->video_codec;
}
*pstream = stream;
return 0;
}
av_assert0(stream);
if (!av_strcasecmp(cmd, "Feed")) {
FFServerStream *sfeed;
ffserver_get_arg(arg, sizeof(arg), p);
sfeed = config->first_feed;
while (sfeed) {
if (!strcmp(sfeed->filename, arg))
break;
sfeed = sfeed->next_feed;
}
if (!sfeed)
ERROR("Feed with name '%s' for stream '%s' is not defined\n", arg, stream->filename);
else
stream->feed = sfeed;
} else if (!av_strcasecmp(cmd, "Format")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (!strcmp(arg, "status")) {
stream->stream_type = STREAM_TYPE_STATUS;
stream->fmt = NULL;
} else {
stream->stream_type = STREAM_TYPE_LIVE;
/* JPEG cannot be used here, so use single frame MJPEG */
if (!strcmp(arg, "jpeg"))
strcpy(arg, "mjpeg");
stream->fmt = ffserver_guess_format(arg, NULL, NULL);
if (!stream->fmt)
ERROR("Unknown Format: %s\n", arg);
}
if (stream->fmt) {
config->audio_id = stream->fmt->audio_codec;
config->video_id = stream->fmt->video_codec;
}
} else if (!av_strcasecmp(cmd, "InputFormat")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->ifmt = av_find_input_format(arg);
if (!stream->ifmt)
ERROR("Unknown input format: %s\n", arg);
} else if (!av_strcasecmp(cmd, "FaviconURL")) {
if (stream->stream_type == STREAM_TYPE_STATUS)
ffserver_get_arg(stream->feed_filename, sizeof(stream->feed_filename), p);
else
ERROR("FaviconURL only permitted for status streams\n");
} else if (!av_strcasecmp(cmd, "Author") ||
!av_strcasecmp(cmd, "Comment") ||
!av_strcasecmp(cmd, "Copyright") ||
!av_strcasecmp(cmd, "Title")) {
char key[32];
int i, ret;
ffserver_get_arg(arg, sizeof(arg), p);
for (i = 0; i < strlen(cmd); i++)
key[i] = av_tolower(cmd[i]);
key[i] = 0;
WARNING("'%s' option in configuration file is deprecated, "
"use 'Metadata %s VALUE' instead\n", cmd, key);
if ((ret = av_dict_set(&stream->metadata, key, arg, 0)) < 0)
ERROR("Could not set metadata '%s' to value '%s': %s\n", key, arg, av_err2str(ret));
} else if (!av_strcasecmp(cmd, "Metadata")) {
int ret;
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_get_arg(arg2, sizeof(arg2), p);
if ((ret = av_dict_set(&stream->metadata, arg, arg2, 0)) < 0) {
ERROR("Could not set metadata '%s' to value '%s': %s\n",
arg, arg2, av_err2str(ret));
}
} else if (!av_strcasecmp(cmd, "Preroll")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->prebuffer = atof(arg) * 1000;
} else if (!av_strcasecmp(cmd, "StartSendOnKey")) {
stream->send_on_key = 1;
} else if (!av_strcasecmp(cmd, "AudioCodec")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->audio_id = opt_codec(arg, AVMEDIA_TYPE_AUDIO);
if (config->audio_id == AV_CODEC_ID_NONE)
ERROR("Unknown AudioCodec: %s\n", arg);
} else if (!av_strcasecmp(cmd, "VideoCodec")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_id = opt_codec(arg, AVMEDIA_TYPE_VIDEO);
if (config->video_id == AV_CODEC_ID_NONE)
ERROR("Unknown VideoCodec: %s\n", arg);
} else if (!av_strcasecmp(cmd, "MaxTime")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->max_time = atof(arg) * 1000;
} else if (!av_strcasecmp(cmd, "AudioBitRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->audio_enc.bit_rate = lrintf(atof(arg) * 1000);
} else if (!av_strcasecmp(cmd, "AudioChannels")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->audio_enc.channels = atoi(arg);
} else if (!av_strcasecmp(cmd, "AudioSampleRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->audio_enc.sample_rate = atoi(arg);
} else if (!av_strcasecmp(cmd, "VideoBitRateRange")) {
int minrate, maxrate;
ffserver_get_arg(arg, sizeof(arg), p);
if (sscanf(arg, "%d-%d", &minrate, &maxrate) == 2) {
config->video_enc.rc_min_rate = minrate * 1000;
config->video_enc.rc_max_rate = maxrate * 1000;
} else
ERROR("Incorrect format for VideoBitRateRange -- should be <min>-<max>: %s\n", arg);
} else if (!av_strcasecmp(cmd, "Debug")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.debug = strtol(arg,0,0);
} else if (!av_strcasecmp(cmd, "Strict")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.strict_std_compliance = atoi(arg);
} else if (!av_strcasecmp(cmd, "VideoBufferSize")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.rc_buffer_size = atoi(arg) * 8*1024;
} else if (!av_strcasecmp(cmd, "VideoBitRateTolerance")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.bit_rate_tolerance = atoi(arg) * 1000;
} else if (!av_strcasecmp(cmd, "VideoBitRate")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.bit_rate = atoi(arg) * 1000;
} else if (!av_strcasecmp(cmd, "VideoSize")) {
int ret;
ffserver_get_arg(arg, sizeof(arg), p);
ret = av_parse_video_size(&config->video_enc.width, &config->video_enc.height, arg);
if (ret < 0)
ERROR("Invalid video size '%s'\n", arg);
else if ((config->video_enc.width % 16) != 0 || (config->video_enc.height % 16) != 0)
ERROR("Image size must be a multiple of 16\n");
} else if (!av_strcasecmp(cmd, "VideoFrameRate")) {
AVRational frame_rate;
ffserver_get_arg(arg, sizeof(arg), p);
if (av_parse_video_rate(&frame_rate, arg) < 0) {
ERROR("Incorrect frame rate: %s\n", arg);
} else {
config->video_enc.time_base.num = frame_rate.den;
config->video_enc.time_base.den = frame_rate.num;
}
} else if (!av_strcasecmp(cmd, "PixelFormat")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.pix_fmt = av_get_pix_fmt(arg);
if (config->video_enc.pix_fmt == AV_PIX_FMT_NONE)
ERROR("Unknown pixel format: %s\n", arg);
} else if (!av_strcasecmp(cmd, "VideoGopSize")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.gop_size = atoi(arg);
} else if (!av_strcasecmp(cmd, "VideoIntraOnly")) {
config->video_enc.gop_size = 1;
} else if (!av_strcasecmp(cmd, "VideoHighQuality")) {
config->video_enc.mb_decision = FF_MB_DECISION_BITS;
} else if (!av_strcasecmp(cmd, "Video4MotionVector")) {
config->video_enc.mb_decision = FF_MB_DECISION_BITS; //FIXME remove
config->video_enc.flags |= CODEC_FLAG_4MV;
} else if (!av_strcasecmp(cmd, "AVOptionVideo") ||
!av_strcasecmp(cmd, "AVOptionAudio")) {
AVCodecContext *avctx;
int type;
ffserver_get_arg(arg, sizeof(arg), p);
ffserver_get_arg(arg2, sizeof(arg2), p);
if (!av_strcasecmp(cmd, "AVOptionVideo")) {
avctx = &config->video_enc;
type = AV_OPT_FLAG_VIDEO_PARAM;
} else {
avctx = &config->audio_enc;
type = AV_OPT_FLAG_AUDIO_PARAM;
}
if (ffserver_opt_default(arg, arg2, avctx, type|AV_OPT_FLAG_ENCODING_PARAM)) {
ERROR("Error setting %s option to %s %s\n", cmd, arg, arg2);
}
} else if (!av_strcasecmp(cmd, "AVPresetVideo") ||
!av_strcasecmp(cmd, "AVPresetAudio")) {
AVCodecContext *avctx;
int type;
ffserver_get_arg(arg, sizeof(arg), p);
if (!av_strcasecmp(cmd, "AVPresetVideo")) {
avctx = &config->video_enc;
config->video_enc.codec_id = config->video_id;
type = AV_OPT_FLAG_VIDEO_PARAM;
} else {
avctx = &config->audio_enc;
config->audio_enc.codec_id = config->audio_id;
type = AV_OPT_FLAG_AUDIO_PARAM;
}
if (ffserver_opt_preset(arg, avctx, type|AV_OPT_FLAG_ENCODING_PARAM, &config->audio_id, &config->video_id)) {
ERROR("AVPreset error: %s\n", arg);
}
} else if (!av_strcasecmp(cmd, "VideoTag")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (strlen(arg) == 4)
config->video_enc.codec_tag = MKTAG(arg[0], arg[1], arg[2], arg[3]);
} else if (!av_strcasecmp(cmd, "BitExact")) {
config->video_enc.flags |= CODEC_FLAG_BITEXACT;
} else if (!av_strcasecmp(cmd, "DctFastint")) {
config->video_enc.dct_algo = FF_DCT_FASTINT;
} else if (!av_strcasecmp(cmd, "IdctSimple")) {
config->video_enc.idct_algo = FF_IDCT_SIMPLE;
} else if (!av_strcasecmp(cmd, "Qscale")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.flags |= CODEC_FLAG_QSCALE;
config->video_enc.global_quality = FF_QP2LAMBDA * atoi(arg);
} else if (!av_strcasecmp(cmd, "VideoQDiff")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.max_qdiff = atoi(arg);
if (config->video_enc.max_qdiff < 1 || config->video_enc.max_qdiff > 31)
ERROR("VideoQDiff out of range\n");
} else if (!av_strcasecmp(cmd, "VideoQMax")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.qmax = atoi(arg);
if (config->video_enc.qmax < 1 || config->video_enc.qmax > 31)
ERROR("VideoQMax out of range\n");
} else if (!av_strcasecmp(cmd, "VideoQMin")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.qmin = atoi(arg);
if (config->video_enc.qmin < 1 || config->video_enc.qmin > 31)
ERROR("VideoQMin out of range\n");
} else if (!av_strcasecmp(cmd, "LumiMask")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.lumi_masking = atof(arg);
} else if (!av_strcasecmp(cmd, "DarkMask")) {
ffserver_get_arg(arg, sizeof(arg), p);
config->video_enc.dark_masking = atof(arg);
} else if (!av_strcasecmp(cmd, "NoVideo")) {
config->video_id = AV_CODEC_ID_NONE;
} else if (!av_strcasecmp(cmd, "NoAudio")) {
config->audio_id = AV_CODEC_ID_NONE;
} else if (!av_strcasecmp(cmd, "ACL")) {
ffserver_parse_acl_row(stream, NULL, NULL, *p, config->filename, line_num);
} else if (!av_strcasecmp(cmd, "DynamicACL")) {
ffserver_get_arg(stream->dynamic_acl, sizeof(stream->dynamic_acl), p);
} else if (!av_strcasecmp(cmd, "RTSPOption")) {
ffserver_get_arg(arg, sizeof(arg), p);
av_freep(&stream->rtsp_option);
stream->rtsp_option = av_strdup(arg);
} else if (!av_strcasecmp(cmd, "MulticastAddress")) {
ffserver_get_arg(arg, sizeof(arg), p);
if (resolve_host(&stream->multicast_ip, arg) != 0)
ERROR("Invalid host/IP address: %s\n", arg);
stream->is_multicast = 1;
stream->loop = 1; /* default is looping */
} else if (!av_strcasecmp(cmd, "MulticastPort")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->multicast_port = atoi(arg);
} else if (!av_strcasecmp(cmd, "MulticastTTL")) {
ffserver_get_arg(arg, sizeof(arg), p);
stream->multicast_ttl = atoi(arg);
} else if (!av_strcasecmp(cmd, "NoLoop")) {
stream->loop = 0;
} else if (!av_strcasecmp(cmd, "</Stream>")) {
if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm") != 0) {
if (config->audio_id != AV_CODEC_ID_NONE) {
config->audio_enc.codec_type = AVMEDIA_TYPE_AUDIO;
config->audio_enc.codec_id = config->audio_id;
add_codec(stream, &config->audio_enc);
}
if (config->video_id != AV_CODEC_ID_NONE) {
config->video_enc.codec_type = AVMEDIA_TYPE_VIDEO;
config->video_enc.codec_id = config->video_id;
add_codec(stream, &config->video_enc);
}
}
*pstream = NULL;
} else if (!av_strcasecmp(cmd, "File") || !av_strcasecmp(cmd, "ReadOnlyFile")) {
ffserver_get_arg(stream->feed_filename, sizeof(stream->feed_filename), p);
} else {
ERROR("Invalid entry '%s' inside <Stream></Stream>\n", cmd);
}
return 0;
}