/
dash_segmenter.c
1258 lines (1109 loc) · 35.4 KB
/
dash_segmenter.c
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/*
* GPAC - Multimedia Framework C SDK
*
* Authors: Jean Le Feuvre , Cyril Concolato
* Copyright (c) Telecom ParisTech 2000-2021
* All rights reserved
*
* This file is part of GPAC / Media Tools sub-project
*
* GPAC is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* GPAC is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <gpac/media_tools.h>
#include <gpac/network.h>
#include <gpac/mpd.h>
#include <gpac/filters.h>
struct __gf_dash_segmenter
{
GF_FilterSession *fsess;
GF_Filter *output;
GF_List *inputs;
char *title, *copyright, *moreInfoURL, *sourceInfo, *lang;
char *locations, *base_urls;
char *mpd_name;
GF_DashProfile profile;
GF_DashDynamicMode dash_mode;
u32 use_url_template;
Bool use_segment_timeline;
Bool single_segment;
Bool single_file;
GF_DashSwitchingMode bitstream_switching_mode;
Bool segments_start_with_rap;
Double segment_duration;
Double fragment_duration;
Double sub_duration;
//has to be freed
char *seg_rad_name;
const char *seg_ext;
const char *seg_init_ext;
u32 segment_marker_4cc;
Bool enable_sidx;
u32 subsegs_per_sidx;
Bool daisy_chain_sidx, use_ssix;
Bool fragments_start_with_rap;
Double mpd_update_time;
s32 time_shift_depth;
u32 min_buffer_time;
s32 ast_offset_ms;
u32 dash_scale;
Bool fragments_in_memory;
u32 initial_moof_sn;
u64 initial_tfdt;
Bool no_fragments_defaults;
GF_DASHPSSHMode pssh_mode;
Bool samplegroups_in_traf;
Bool single_traf_per_moof, single_trun_per_traf;
Bool tfdt_per_traf;
Double mpd_live_duration;
Bool insert_utc;
Bool real_time;
char *utc_start_date;
const char *dash_profile_extension;
GF_DASH_ContentLocationMode cp_location_mode;
Bool no_cache;
Bool disable_loop;
GF_DASH_SplitMode split_mode;
Bool mvex_after_traks;
u32 sdtp_in_traf;
//some HLS options
Bool hls_clock;
const char *cues_file;
Bool strict_cues;
//not yet exposed through API
Bool disable_segment_alignment;
Bool enable_mix_codecs;
Bool enable_sar_mix;
Bool check_duration;
Bool merge_last_seg;
const char *dash_state;
u64 next_gen_ntp_ms;
u64 mpd_time_ms;
Bool dash_mode_changed;
u32 print_stats_graph;
s32 dash_filter_idx_plus_one;
u32 last_prog;
Bool keep_utc;
};
GF_EXPORT
u32 gf_dasher_next_update_time(GF_DASHSegmenter *dasher, u64 *ms_in_session)
{
s64 diff = 0;
if (dasher->next_gen_ntp_ms) {
diff = (s64) dasher->next_gen_ntp_ms;
diff -= (s64) gf_net_get_ntp_ms();
}
if (ms_in_session) *ms_in_session = dasher->mpd_time_ms;
return diff>0 ? (u32) diff : 1;
}
GF_EXPORT
GF_DASHSegmenter *gf_dasher_new(const char *mpdName, GF_DashProfile dash_profile, const char *tmp_dir, u32 dash_timescale, const char *dasher_context_file)
{
GF_DASHSegmenter *dasher;
GF_SAFEALLOC(dasher, GF_DASHSegmenter);
if (!dasher) return NULL;
dasher->mpd_name = gf_strdup(mpdName);
dasher->dash_scale = dash_timescale ? dash_timescale : 1000;
dasher->profile = dash_profile;
dasher->dash_state = dasher_context_file;
dasher->inputs = gf_list_new();
return dasher;
}
GF_EXPORT
void gf_dasher_set_start_date(GF_DASHSegmenter *dasher, const char *dash_utc_start_date)
{
if (!dasher) return;
if (dasher->utc_start_date) gf_free(dasher->utc_start_date);
dasher->utc_start_date = dash_utc_start_date ? gf_strdup(dash_utc_start_date) : NULL;
}
GF_EXPORT
void gf_dasher_clean_inputs(GF_DASHSegmenter *dasher)
{
gf_list_reset(dasher->inputs);
if (dasher->fsess) {
gf_fs_print_unused_args(dasher->fsess, "smode,tkid");
gf_fs_del(dasher->fsess);
dasher->fsess = NULL;
}
}
GF_EXPORT
void gf_dasher_del(GF_DASHSegmenter *dasher)
{
if (dasher->seg_rad_name) gf_free(dasher->seg_rad_name);
gf_dasher_clean_inputs(dasher);
gf_free(dasher->mpd_name);
if (dasher->title) gf_free(dasher->title);
if (dasher->moreInfoURL) gf_free(dasher->moreInfoURL);
if (dasher->sourceInfo) gf_free(dasher->sourceInfo);
if (dasher->copyright) gf_free(dasher->copyright);
if (dasher->lang) gf_free(dasher->lang);
if (dasher->locations) gf_free(dasher->locations);
if (dasher->base_urls) gf_free(dasher->base_urls);
if (dasher->utc_start_date) gf_free(dasher->utc_start_date);
gf_list_del(dasher->inputs);
gf_free(dasher);
}
GF_EXPORT
GF_Err gf_dasher_set_info(GF_DASHSegmenter *dasher, const char *title, const char *copyright, const char *moreInfoURL, const char *sourceInfo, const char *lang)
{
if (!dasher) return GF_BAD_PARAM;
#define DOSET(_field) \
if (dasher->_field) gf_free(dasher->_field);\
dasher->_field = _field ? gf_strdup(_field) : NULL;\
DOSET(title)
DOSET(copyright)
DOSET(moreInfoURL)
DOSET(sourceInfo);
DOSET(lang);
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_location(GF_DASHSegmenter *dasher, const char *location)
{
if (!dasher) return GF_BAD_PARAM;
if (!location) return GF_OK;
return gf_dynstrcat(&dasher->locations, location, ",");
}
GF_EXPORT
GF_Err gf_dasher_add_base_url(GF_DASHSegmenter *dasher, const char *base_url)
{
if (!dasher) return GF_BAD_PARAM;
if (!base_url) return GF_OK;
return gf_dynstrcat(&dasher->base_urls, base_url, ",");
}
static void dasher_format_seg_name(GF_DASHSegmenter *dasher, const char *inName)
{
if (dasher->seg_rad_name) gf_free(dasher->seg_rad_name);
dasher->seg_rad_name = NULL;
if (inName) dasher->seg_rad_name = gf_strdup(inName);
}
GF_EXPORT
GF_Err gf_dasher_enable_url_template(GF_DASHSegmenter *dasher, Bool enable, const char *default_template, const char *default_extension, const char *default_init_extension)
{
if (!dasher) return GF_BAD_PARAM;
dasher->use_url_template = enable;
dasher->seg_ext = default_extension;
dasher->seg_init_ext = default_init_extension;
dasher_format_seg_name(dasher, default_template);
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_segment_timeline(GF_DASHSegmenter *dasher, Bool enable)
{
if (!dasher) return GF_BAD_PARAM;
dasher->use_segment_timeline = enable;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_single_segment(GF_DASHSegmenter *dasher, Bool enable)
{
if (!dasher) return GF_BAD_PARAM;
dasher->single_segment = enable;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_single_file(GF_DASHSegmenter *dasher, Bool enable)
{
if (!dasher) return GF_BAD_PARAM;
dasher->single_file = enable;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_switch_mode(GF_DASHSegmenter *dasher, GF_DashSwitchingMode bitstream_switching)
{
if (!dasher) return GF_BAD_PARAM;
dasher->bitstream_switching_mode = bitstream_switching;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_durations(GF_DASHSegmenter *dasher, Double default_segment_duration, Double default_fragment_duration, Double sub_duration)
{
if (!dasher) return GF_BAD_PARAM;
dasher->segment_duration = default_segment_duration;
if (default_fragment_duration)
dasher->fragment_duration = default_fragment_duration;
else
dasher->fragment_duration = dasher->segment_duration;
dasher->sub_duration = sub_duration;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_rap_splitting(GF_DASHSegmenter *dasher, Bool segments_start_with_rap, Bool fragments_start_with_rap)
{
if (!dasher) return GF_BAD_PARAM;
dasher->segments_start_with_rap = segments_start_with_rap;
dasher->fragments_start_with_rap = fragments_start_with_rap;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_segment_marker(GF_DASHSegmenter *dasher, u32 segment_marker_4cc)
{
if (!dasher) return GF_BAD_PARAM;
dasher->segment_marker_4cc = segment_marker_4cc;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_print_session_info(GF_DASHSegmenter *dasher, u32 fs_print_flags)
{
if (!dasher) return GF_BAD_PARAM;
dasher->print_stats_graph = fs_print_flags;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_keep_source_utc(GF_DASHSegmenter *dasher, Bool keep_utc)
{
if (!dasher) return GF_BAD_PARAM;
dasher->keep_utc = keep_utc;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_sidx(GF_DASHSegmenter *dasher, Bool enable_sidx, u32 subsegs_per_sidx, Bool daisy_chain_sidx, Bool use_ssix)
{
if (!dasher) return GF_BAD_PARAM;
dasher->enable_sidx = enable_sidx;
dasher->subsegs_per_sidx = subsegs_per_sidx;
dasher->daisy_chain_sidx = daisy_chain_sidx;
dasher->use_ssix = use_ssix;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_dynamic_mode(GF_DASHSegmenter *dasher, GF_DashDynamicMode dash_mode, Double mpd_update_time, s32 time_shift_depth, Double mpd_live_duration)
{
if (!dasher) return GF_BAD_PARAM;
if (dasher->dash_mode != dash_mode) {
dasher->dash_mode = dash_mode;
dasher->dash_mode_changed = GF_TRUE;
}
dasher->time_shift_depth = time_shift_depth;
dasher->mpd_update_time = mpd_update_time;
dasher->mpd_live_duration = mpd_live_duration;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_min_buffer(GF_DASHSegmenter *dasher, Double min_buffer)
{
if (!dasher) return GF_BAD_PARAM;
dasher->min_buffer_time = (u32)(min_buffer*1000);
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_ast_offset(GF_DASHSegmenter *dasher, s32 ast_offset_ms)
{
if (!dasher) return GF_BAD_PARAM;
dasher->ast_offset_ms = ast_offset_ms;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_memory_fragmenting(GF_DASHSegmenter *dasher, Bool fragments_in_memory)
{
if (!dasher) return GF_BAD_PARAM;
dasher->fragments_in_memory = fragments_in_memory;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_initial_isobmf(GF_DASHSegmenter *dasher, u32 initial_moof_sn, u64 initial_tfdt)
{
if (!dasher) return GF_BAD_PARAM;
dasher->initial_moof_sn = initial_moof_sn;
dasher->initial_tfdt = initial_tfdt;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_configure_isobmf_default(GF_DASHSegmenter *dasher, Bool no_fragments_defaults, GF_DASHPSSHMode pssh_mode, Bool samplegroups_in_traf, Bool single_traf_per_moof, Bool tfdt_per_traf, Bool mvex_after_traks, u32 sdtp_in_traf)
{
if (!dasher) return GF_BAD_PARAM;
dasher->no_fragments_defaults = no_fragments_defaults;
dasher->pssh_mode = pssh_mode;
dasher->samplegroups_in_traf = samplegroups_in_traf;
dasher->single_traf_per_moof = single_traf_per_moof;
dasher->tfdt_per_traf = tfdt_per_traf;
dasher->mvex_after_traks = mvex_after_traks;
dasher->sdtp_in_traf = sdtp_in_traf;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_utc_ref(GF_DASHSegmenter *dasher, Bool insert_utc)
{
if (!dasher) return GF_BAD_PARAM;
dasher->insert_utc = insert_utc;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_real_time(GF_DASHSegmenter *dasher, Bool real_time)
{
if (!dasher) return GF_BAD_PARAM;
dasher->real_time = real_time;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_content_protection_location_mode(GF_DASHSegmenter *dasher, GF_DASH_ContentLocationMode mode)
{
if (!dasher) return GF_BAD_PARAM;
dasher->cp_location_mode = mode;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_profile_extension(GF_DASHSegmenter *dasher, const char *dash_profile_extension)
{
if (!dasher) return GF_BAD_PARAM;
dasher->dash_profile_extension = dash_profile_extension;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_cached_inputs(GF_DASHSegmenter *dasher, Bool no_cache)
{
if (!dasher) return GF_BAD_PARAM;
dasher->no_cache = no_cache;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_enable_loop_inputs(GF_DASHSegmenter *dasher, Bool do_loop)
{
if (!dasher) return GF_BAD_PARAM;
dasher->disable_loop = do_loop ? GF_FALSE : GF_TRUE;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_hls_clock(GF_DASHSegmenter *dasher, Bool insert_clock)
{
if (!dasher) return GF_BAD_PARAM;
dasher->hls_clock = insert_clock;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_split_mode(GF_DASHSegmenter *dasher, GF_DASH_SplitMode split_mode)
{
if (!dasher) return GF_BAD_PARAM;
dasher->split_mode = split_mode;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_last_segment_merge(GF_DASHSegmenter *dasher, Bool merge_last_seg)
{
if (!dasher) return GF_BAD_PARAM;
dasher->merge_last_seg = merge_last_seg;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_set_cues(GF_DASHSegmenter *dasher, const char *cues_file, Bool strict_cues)
{
dasher->cues_file = cues_file;
dasher->strict_cues = strict_cues;
return GF_OK;
}
GF_EXPORT
GF_Err gf_dasher_add_input(GF_DASHSegmenter *dasher, const GF_DashSegmenterInput *input)
{
if (!dasher) return GF_BAD_PARAM;
if (!stricmp(input->file_name, "NULL") || !strcmp(input->file_name, "") || !input->file_name) {
if (!input->xlink || !strcmp(input->xlink, "")) {
GF_LOG(GF_LOG_ERROR, GF_LOG_DASH, ("[DASH] No input file specified and no xlink set - cannot dash\n"));
return GF_BAD_PARAM;
}
}
gf_list_add(dasher->inputs, (void *) input);
return GF_OK;
}
extern char gf_prog_lf;
static Bool on_dasher_event(void *_udta, GF_Event *evt)
{
u32 i, count;
GF_FilterStats stats;
GF_DASHSegmenter *dasher = (GF_DASHSegmenter *)_udta;
if (evt && (evt->type != GF_EVENT_PROGRESS)) return GF_FALSE;
stats.report_updated = GF_FALSE;
if (!dasher->dash_filter_idx_plus_one) {
count = gf_fs_get_filters_count(dasher->fsess);
for (i=0; i<count; i++) {
if (gf_fs_get_filter_stats(dasher->fsess, i, &stats) != GF_OK) continue;
if (strcmp(stats.reg_name, "dasher")) continue;
dasher->dash_filter_idx_plus_one = i+1;
break;
}
if (!dasher->dash_filter_idx_plus_one) return GF_FALSE;
} else {
if (gf_fs_get_filter_stats(dasher->fsess, dasher->dash_filter_idx_plus_one-1, &stats) != GF_OK)
return GF_FALSE;
}
if (! stats.report_updated) return GF_FALSE;
if (stats.percent/100 == dasher->last_prog) return GF_FALSE;
dasher->last_prog = stats.percent / 100;
if ( stats.status) {
GF_LOG(GF_LOG_INFO, GF_LOG_APP, ("Dashing %s%c", stats.status, gf_prog_lf));
} else if (stats.percent>0) {
GF_LOG(GF_LOG_INFO, GF_LOG_APP, ("Dashing: % 2.2f %%%c", ((Double)stats.percent) / 100, gf_prog_lf));
}
return GF_FALSE;
}
/*create filter session, setup destination options and setup sources options*/
static GF_Err gf_dasher_setup(GF_DASHSegmenter *dasher)
{
GF_Err e;
u32 i, count;
char *sep_ext, *o_sep_ext=NULL;
char *args=NULL, szArg[1024];
Bool multi_period = GF_FALSE;
Bool use_filter_chains = GF_FALSE;
if (!dasher->mpd_name) {
GF_LOG(GF_LOG_ERROR, GF_LOG_DASH, ("[DASH] Missing MPD name\n"));
return GF_OUT_OF_MEM;
}
dasher->fsess = gf_fs_new_defaults(0);
#ifndef GPAC_DISABLE_LOG
if (!gf_sys_is_test_mode() && (gf_log_get_tool_level(GF_LOG_APP)!=GF_LOG_QUIET) && !gf_sys_is_quiet() ) {
gf_fs_enable_reporting(dasher->fsess, GF_TRUE);
gf_fs_set_ui_callback(dasher->fsess, on_dasher_event, dasher);
}
#endif
if (!dasher->fsess) {
GF_LOG(GF_LOG_ERROR, GF_LOG_DASH, ("[DASH] Failed to create filter session\n"));
return GF_OUT_OF_MEM;
}
sep_ext = strstr(dasher->mpd_name, ":gpac:");
if (sep_ext) {
sep_ext[0] = 0;
o_sep_ext = sep_ext;
sep_ext+=5;
} else {
sep_ext = gf_url_colon_suffix(dasher->mpd_name, '=');
if (sep_ext) {
if (sep_ext[1] == '\\') sep_ext = strchr(sep_ext+1, ':');
else if (sep_ext[1]=='/') {
sep_ext = strchr(sep_ext+1, '/');
if (sep_ext) sep_ext = strchr(sep_ext, ':');
}
}
if (sep_ext) {
sep_ext[0] = 0;
o_sep_ext = sep_ext;
}
}
if (dasher->segment_duration == (u32) dasher->segment_duration) {
sprintf(szArg, "segdur=%u/%u", (u32) dasher->segment_duration, dasher->dash_scale);
} else {
sprintf(szArg, "segdur=%g", dasher->segment_duration/dasher->dash_scale);
}
e = gf_dynstrcat(&args, szArg, ":");
if (sep_ext)
e |= gf_dynstrcat(&args, sep_ext+1, ":");
if (dasher->single_segment) e |= gf_dynstrcat(&args, "sseg", ":");
if (dasher->single_file) e |= gf_dynstrcat(&args, "sfile", ":");
if (dasher->use_url_template) e |= gf_dynstrcat(&args, "tpl", ":");
if (dasher->use_segment_timeline) e |= gf_dynstrcat(&args, "stl", ":");
if (dasher->dash_mode) {
e |= gf_dynstrcat(&args, (dasher->dash_mode == GF_DASH_DYNAMIC_LAST) ? "dynlast" : "dynamic", ":");
//make dasher reschedule by default for MP4Box
e |= gf_dynstrcat(&args, "reschedule", ":");
}
if (dasher->disable_segment_alignment) e |= gf_dynstrcat(&args, "!align", ":");
if (dasher->enable_mix_codecs) e |= gf_dynstrcat(&args, "mix_codecs", ":");
if (dasher->insert_utc) e |= gf_dynstrcat(&args, "ntp=yes", ":");
if (dasher->enable_sar_mix) e |= gf_dynstrcat(&args, "no_sar", ":");
//forcep not mapped
switch (dasher->bitstream_switching_mode) {
case GF_DASH_BSMODE_DEFAULT:
break;
case GF_DASH_BSMODE_NONE:
e |= gf_dynstrcat(&args, "bs_switch=off", ":");
break;
case GF_DASH_BSMODE_INBAND:
e |= gf_dynstrcat(&args, "bs_switch=inband", ":");
break;
case GF_DASH_BSMODE_INBAND_PPS:
e |= gf_dynstrcat(&args, "bs_switch=pps", ":");
break;
case GF_DASH_BSMODE_MERGED:
e |= gf_dynstrcat(&args, "bs_switch=on", ":");
break;
case GF_DASH_BSMODE_MULTIPLE_ENTRIES:
e |= gf_dynstrcat(&args, "bs_switch=multi", ":");
break;
case GF_DASH_BSMODE_SINGLE:
e |= gf_dynstrcat(&args, "bs_switch=force", ":");
break;
}
if (dasher->seg_rad_name) {
sprintf(szArg, "template=%s", dasher->seg_rad_name);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->seg_ext) {
sprintf(szArg, "segext=%s", dasher->seg_ext);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->seg_init_ext) {
sprintf(szArg, "initext=%s", dasher->seg_init_ext);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->ast_offset_ms) {
sprintf(szArg, "asto=%d", -dasher->ast_offset_ms);
e |= gf_dynstrcat(&args, szArg, ":");
}
switch (dasher->profile) {
case GF_DASH_PROFILE_AUTO:
break;
case GF_DASH_PROFILE_LIVE:
e |= gf_dynstrcat(&args, "profile=live", ":");
break;
case GF_DASH_PROFILE_ONDEMAND:
e |= gf_dynstrcat(&args, "profile=onDemand", ":");
break;
case GF_DASH_PROFILE_MAIN:
e |= gf_dynstrcat(&args, "profile=main", ":");
break;
case GF_DASH_PROFILE_FULL:
e |= gf_dynstrcat(&args, "profile=full", ":");
if (!dasher->segments_start_with_rap) e |= gf_dynstrcat(&args, "!sap", ":");
break;
case GF_DASH_PROFILE_HBBTV_1_5_ISOBMF_LIVE:
e |= gf_dynstrcat(&args, "profile=hbbtv1.5.live", ":");
break;
case GF_DASH_PROFILE_AVC264_LIVE:
e |= gf_dynstrcat(&args, "profile=dashavc264.live", ":");
break;
case GF_DASH_PROFILE_AVC264_ONDEMAND:
e |= gf_dynstrcat(&args, "profile=dashavc264.onDemand", ":");
break;
case GF_DASH_PROFILE_DASHIF_LL:
e |= gf_dynstrcat(&args, "profile=dashif.ll", ":");
break;
}
if (dasher->cp_location_mode==GF_DASH_CPMODE_REPRESENTATION) e |= gf_dynstrcat(&args, "cp=rep", ":");
else if (dasher->cp_location_mode==GF_DASH_CPMODE_BOTH) e |= gf_dynstrcat(&args, "cp=both", ":");
if (dasher->min_buffer_time) {
sprintf(szArg, "buf=%d", dasher->min_buffer_time);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->dash_scale != 1000) {
sprintf(szArg, "timescale=%d", dasher->dash_scale);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (!dasher->check_duration) e |= gf_dynstrcat(&args, "!check_dur", ":");
//skip_seg not exposed
if (dasher->dash_mode >= GF_DASH_DYNAMIC) {
if (dasher->time_shift_depth<0) e |= gf_dynstrcat(&args, "tsb=-1", ":");
else {
sprintf(szArg, "tsb=%u", (u32) dasher->time_shift_depth);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->utc_start_date) {
sprintf(szArg, "ast=%s", dasher->utc_start_date);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->mpd_update_time) {
sprintf(szArg, "refresh=%g", dasher->mpd_update_time);
e |= gf_dynstrcat(&args, szArg, ":");
}
else {
sprintf(szArg, "refresh=-%g", dasher->mpd_live_duration);
e |= gf_dynstrcat(&args, szArg, ":");
}
}
if (dasher->sub_duration) {
//subdur is in seconds in dasher filter
sprintf(szArg, "subdur=%g", dasher->sub_duration/dasher->dash_scale);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->dash_state) {
sprintf(szArg, "state=%s", dasher->dash_state);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (! dasher->disable_loop && dasher->dash_state) e |= gf_dynstrcat(&args, "loop", ":");
if (dasher->hls_clock) e |= gf_dynstrcat(&args, "hlsc", ":");
//the rest is not yet exposed through the old api, but can be set through output file name
if (dasher->dash_mode>=GF_DASH_DYNAMIC) {
sprintf(szArg, "_p_gentime=%p", &dasher->next_gen_ntp_ms);
e |= gf_dynstrcat(&args, szArg, ":");
sprintf(szArg, "_p_mpdtime=%p", &dasher->mpd_time_ms);
e |= gf_dynstrcat(&args, szArg, ":");
}
//append ISOBMFF options
if (dasher->fragment_duration) {
Double diff = dasher->fragment_duration;
diff -= dasher->segment_duration;
if (diff<0) diff = -diff;
if (diff > 0.01) {
if (dasher->fragment_duration == (u32) dasher->fragment_duration) {
sprintf(szArg, "cdur=%u/%u", (u32) dasher->fragment_duration, dasher->dash_scale);
} else {
sprintf(szArg, "cdur=%g", dasher->fragment_duration/dasher->dash_scale);
}
e |= gf_dynstrcat(&args, szArg, ":");
}
}
if (dasher->segment_marker_4cc) {
sprintf(szArg, "m4cc=%s", gf_4cc_to_str(dasher->segment_marker_4cc) );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->daisy_chain_sidx) e |= gf_dynstrcat(&args, "chain_sidx", ":");
if (dasher->use_ssix) e |= gf_dynstrcat(&args, "ssix", ":");
if (dasher->initial_moof_sn) {
sprintf(szArg, "msn=%d", dasher->initial_moof_sn );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->initial_tfdt) {
sprintf(szArg, "tfdt="LLU"", dasher->initial_tfdt );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->no_fragments_defaults) e |= gf_dynstrcat(&args, "nofragdef", ":");
if (dasher->single_traf_per_moof) e |= gf_dynstrcat(&args, "straf", ":");
if (dasher->single_trun_per_traf) e |= gf_dynstrcat(&args, "strun", ":");
switch (dasher->pssh_mode) {
case GF_DASH_PSSH_MOOV:
e |= gf_dynstrcat(&args, "pssh=v", ":");
break;
case GF_DASH_PSSH_MOOV_MPD:
e |= gf_dynstrcat(&args, "pssh=mv", ":");
break;
case GF_DASH_PSSH_MOOF:
e |= gf_dynstrcat(&args, "pssh=f", ":");
break;
case GF_DASH_PSSH_MOOF_MPD:
e |= gf_dynstrcat(&args, "pssh=mf", ":");
break;
case GF_DASH_PSSH_MPD:
e |= gf_dynstrcat(&args, "pssh=m", ":");
break;
case GF_DASH_PSSH_NONE:
e |= gf_dynstrcat(&args, "pssh=n", ":");
break;
}
if (dasher->samplegroups_in_traf) e |= gf_dynstrcat(&args, "sgpd_traf", ":");
if (dasher->enable_sidx) {
sprintf(szArg, "subs_sidx=%d", dasher->subsegs_per_sidx );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->fragments_start_with_rap) e |= gf_dynstrcat(&args, "sfrag", ":");
if (dasher->cues_file) {
sprintf(szArg, "cues=%s", dasher->cues_file );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (dasher->strict_cues) e |= gf_dynstrcat(&args, "strict_cues", ":");
if (dasher->mvex_after_traks) e |= gf_dynstrcat(&args, "mvex", ":");
if (dasher->sdtp_in_traf==1) e |= gf_dynstrcat(&args, "sdtp_traf=sdtp", ":");
else if (dasher->sdtp_in_traf==2) e |= gf_dynstrcat(&args, "sdtp_traf=both", ":");
if (dasher->split_mode==GF_DASH_SPLIT_CLOSEST)
e |= gf_dynstrcat(&args, "sbound=closest", ":");
else if (dasher->split_mode==GF_DASH_SPLIT_IN)
e |= gf_dynstrcat(&args, "sbound=in", ":");
if (dasher->merge_last_seg)
e |= gf_dynstrcat(&args, "last_seg_merge", ":");
if (dasher->keep_utc)
e |= gf_dynstrcat(&args, "keep_utc", ":");
//finally append profiles/info/etc with double separators as these may contain ':'
if (dasher->dash_profile_extension) {
sprintf(szArg, "profX=%s", dasher->dash_profile_extension);
e |= gf_dynstrcat(&args, szArg, "::");
}
if (dasher->title) {
sprintf(szArg, "title=%s", dasher->title);
e |= gf_dynstrcat(&args, szArg, "::");
}
if (dasher->sourceInfo) {
sprintf(szArg, "source=%s", dasher->sourceInfo);
e |= gf_dynstrcat(&args, szArg, "::");
}
if (dasher->moreInfoURL) {
sprintf(szArg, "info=%s", dasher->moreInfoURL);
e |= gf_dynstrcat(&args, szArg, "::");
}
if (dasher->copyright) {
sprintf(szArg, "cprt=%s", dasher->copyright);
e |= gf_dynstrcat(&args, szArg, "::");
}
if (dasher->lang) {
sprintf(szArg, "lang=%s", dasher->lang);
e |= gf_dynstrcat(&args, szArg, "::");
}
if (dasher->locations) {
sprintf(szArg, "location=%s", dasher->locations);
e |= gf_dynstrcat(&args, szArg, "::");
}
if (dasher->base_urls) {
sprintf(szArg, "base=%s", dasher->base_urls);
e |= gf_dynstrcat(&args, szArg, "::");
}
dasher->dash_mode_changed = GF_FALSE;
GF_LOG(GF_LOG_DEBUG, GF_LOG_DASH, ("[DASH] Instantiating dasher filter for dst %s with args %s\n", dasher->mpd_name, args));
if (e) {
if (args) gf_free(args);
GF_LOG(GF_LOG_ERROR, GF_LOG_DASH, ("[DASH] Failed to setup DASH filter arguments\n"));
return e;
}
dasher->output = gf_fs_load_destination(dasher->fsess, dasher->mpd_name, args, NULL, &e);
if (args) gf_free(args);
if (o_sep_ext) {
o_sep_ext[0] = ':';
}
if (!dasher->output) {
GF_LOG(GF_LOG_ERROR, GF_LOG_DASH, ("[DASH] Failed to load DASH filter\n"));
return e;
}
//and setup sources
count = gf_list_count(dasher->inputs);
for (i=0; i<count; i++) {
GF_DashSegmenterInput *di = gf_list_get(dasher->inputs, i);
if (di->periodID || (di->period_duration.num && di->period_duration.den) || di->xlink) {
multi_period = GF_TRUE;
}
di->period_order=0;
}
if (multi_period) {
u32 cur_period_order = 1;
for (i=0; i<count; i++) {
u32 j;
GF_DashSegmenterInput *a_di = NULL;
GF_DashSegmenterInput *di = gf_list_get(dasher->inputs, i);
if (!di->periodID) {
di->period_order = 0;
continue;
}
for (j=0; j<count; j++) {
a_di = gf_list_get(dasher->inputs, j);
if ((a_di != di) && a_di->periodID && !strcmp(a_di->periodID, di->periodID))
break;
a_di = NULL;
}
if (a_di) {
di->period_order = a_di->period_order;
continue;
}
di->period_order = cur_period_order;
cur_period_order++;
}
}
for (i=0; i<count; i++) {
GF_DashSegmenterInput *di = gf_list_get(dasher->inputs, i);
if (di->filter_chain) {
use_filter_chains = GF_TRUE;
break;
}
}
for (i=0; i<count; i++) {
u32 j;
char szSourceID[100];
GF_Filter *src = NULL;
GF_Filter *rt = NULL;
const char *url = NULL;
char *frag=NULL;
GF_DashSegmenterInput *di = gf_list_get(dasher->inputs, i);
if (dasher->real_time) {
rt = gf_fs_load_filter(dasher->fsess, "reframer:rt=sync", NULL);
}
if (di->file_name && strlen(di->file_name) && stricmp(di->file_name, "null") )
url = di->file_name;
if (url) {
frag = strrchr(di->file_name, '#');
if (frag) frag[0] = 0;
}
args = NULL;
//if source is isobmf using extractors, we want to keep the extractors
e = gf_dynstrcat(&args, "smode=splitx", ":");
szSourceID[0] = 0;
if (frag) {
char *frag_val;
u32 fID = 0;
if (!strncmp(frag+1, "trackID=", 8)) frag_val = frag + 9;
else frag_val = frag + 1;
if (sscanf(frag_val, "%u", &fID)!=1)
fID=0;
//ID
if (fID) {
sprintf(szSourceID, "PID=%s", frag_val);
}
//media type
else {
sprintf(szSourceID, "%s", frag_val);
}
//we need tkid for demuxers able to fetch specific tracks (eg isobmf)
sprintf(szArg, "tkid=%s", frag_val);
e |= gf_dynstrcat(&args, szArg, ":");
} else if (di->track_id) {
sprintf(szSourceID, "PID=%d", di->track_id);
//we need tkid for isobmf
sprintf(szArg, "tkid=%d", di->track_id);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (di->source_opts) {
e |= gf_dynstrcat(&args, di->source_opts, ":");
}
//set all args
if (!use_filter_chains && di->representationID && strcmp(di->representationID, "NULL")) {
sprintf(szArg, "#Representation=%s", di->representationID );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (di->periodID) {
sprintf(szArg, "#Period=%s", di->periodID );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (di->asID) {
sprintf(szArg, "#ASID=%d", di->asID );
e |= gf_dynstrcat(&args, szArg, ":");
}
//period start as negative to keep declaration order
if (multi_period && di->period_order) {
sprintf(szArg, "#PStart=-%d", di->period_order);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (di->period_duration.num && di->period_duration.den) {
if (di->period_duration.den==1)
sprintf(szArg, "#PDur=%d", di->period_duration.num );
else
sprintf(szArg, "#PDur=%d/%u", di->period_duration.num, di->period_duration.den );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (di->dash_duration.num && di->dash_duration.den) {
if (di->dash_duration.den==1)
sprintf(szArg, "#DashDur=%d", di->dash_duration.num );
else
sprintf(szArg, "#DashDur=%d/%u", di->dash_duration.num, di->dash_duration.den);
e |= gf_dynstrcat(&args, szArg, ":");
}
if (url && di->media_duration.num && di->media_duration.den) {
sprintf(szArg, "#ClampDur="LLU"/"LLD"", di->media_duration.num, di->media_duration.den );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (di->xlink) {
sprintf(szArg, "#xlink=%s", di->xlink );
e |= gf_dynstrcat(&args, szArg, ":");
}
if (di->bandwidth) {
sprintf(szArg, "#Bitrate=%d", di->bandwidth );