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Use more data for creating VOD MediaInfo 

MuxerListener takes MuxerOptions, reference time scale, and container
type which should be passed to MediaInfo creation.

Change-Id: I54c23476120e9ef77fc1df7e781b3a9acf0ff520
This commit is contained in:
Rintaro Kuroiwa 2014-01-28 01:15:10 -08:00 committed by Kongqun Yang
parent 10ec2f0956
commit 172cd59987
6 changed files with 105 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
media/event/vod_media_info_dump_muxer_listener.cc
View File

@ -1,6 +1,7 @@
#include "media/event/vod_media_info_dump_muxer_listener.h"
#include "base/logging.h"
#include "media/base/muxer_options.h"
#include "media/base/stream_info.h"
#include "media/event/vod_muxer_listener_internal.h"
#include "media/file/file.h"
@ -25,7 +26,9 @@ bool IsAnyStreamEncrypted(const std::vector<StreamInfo*>& stream_infos) {
} // namespace
VodMediaInfoDumpMuxerListener::VodMediaInfoDumpMuxerListener(File* output_file)
: file_(output_file) {}
: file_(output_file),
reference_time_scale_(0),
container_type_(kContainerUnknown) {}
VodMediaInfoDumpMuxerListener::~VodMediaInfoDumpMuxerListener() {}
@ -39,8 +42,9 @@ void VodMediaInfoDumpMuxerListener::OnMediaStart(
const std::vector<StreamInfo*>& stream_infos,
uint32 time_scale,
ContainerType container_type) {
DLOG(INFO)
<< "VodMediaInfoDumpMuxerListener does not care about OnMediaStart.";
muxer_options_ = muxer_options;
reference_time_scale_ = time_scale;
container_type_ = container_type;
}
void VodMediaInfoDumpMuxerListener::OnMediaEnd(
@ -54,7 +58,8 @@ void VodMediaInfoDumpMuxerListener::OnMediaEnd(
float duration_seconds,
uint64 file_size) {
MediaInfo media_info;
if (!internal::GenerateMediaInfo(stream_infos,
if (!internal::GenerateMediaInfo(muxer_options_,
stream_infos,
has_init_range,
init_range_start,
init_range_end,
@ -63,6 +68,8 @@ void VodMediaInfoDumpMuxerListener::OnMediaEnd(
index_range_end,
duration_seconds,
file_size,
reference_time_scale_,
container_type_,
&media_info)) {
LOG(ERROR) << "Failed to generate MediaInfo from input.";
return;

5
media/event/vod_media_info_dump_muxer_listener.h
View File

@ -8,6 +8,7 @@
#include <vector>
#include "base/compiler_specific.h"
#include "media/base/muxer_options.h"
#include "media/event/muxer_listener.h"
namespace dash_packager {
@ -17,7 +18,6 @@ class MediaInfo;
namespace media {
class File;
class MuxerOptions;
namespace event {
@ -58,6 +58,9 @@ class VodMediaInfoDumpMuxerListener : public MuxerListener {
File* file_;
std::string scheme_id_uri_;
MuxerOptions muxer_options_;
uint32 reference_time_scale_;
ContainerType container_type_;
DISALLOW_COPY_AND_ASSIGN(VodMediaInfoDumpMuxerListener);
};

15
media/event/vod_mpd_notify_muxer_listener.cc
View File

@ -14,7 +14,9 @@ namespace event {
VodMpdNotifyMuxerListener::VodMpdNotifyMuxerListener(
dash_packager::MpdNotifier* mpd_notifier)
: mpd_notifier_(mpd_notifier) {
: mpd_notifier_(mpd_notifier),
reference_time_scale_(0),
container_type_(kContainerUnknown) {
DCHECK(mpd_notifier);
}
@ -24,7 +26,11 @@ void VodMpdNotifyMuxerListener::OnMediaStart(
const MuxerOptions& muxer_options,
const std::vector<StreamInfo*>& stream_infos,
uint32 time_scale,
ContainerType container_type) {}
ContainerType container_type) {
muxer_options_ = muxer_options;
reference_time_scale_ = time_scale;
container_type_ = container_type;
}
void VodMpdNotifyMuxerListener::OnMediaEnd(
const std::vector<StreamInfo*>& stream_infos,
@ -37,7 +43,8 @@ void VodMpdNotifyMuxerListener::OnMediaEnd(
float duration_seconds,
uint64 file_size) {
dash_packager::MediaInfo media_info;
if (!internal::GenerateMediaInfo(stream_infos,
if (!internal::GenerateMediaInfo(muxer_options_,
stream_infos,
has_init_range,
init_range_start,
init_range_end,
@ -46,6 +53,8 @@ void VodMpdNotifyMuxerListener::OnMediaEnd(
index_range_end,
duration_seconds,
file_size,
reference_time_scale_,
container_type_,
&media_info)) {
LOG(ERROR) << "Failed to generate MediaInfo from input.";
return;

4
media/event/vod_mpd_notify_muxer_listener.h
View File

@ -5,6 +5,7 @@
#include <vector>
#include "base/compiler_specific.h"
#include "media/base/muxer_options.h"
#include "media/event/muxer_listener.h"
namespace dash_packager {
@ -43,6 +44,9 @@ class VodMpdNotifyMuxerListener : public MuxerListener {
private:
dash_packager::MpdNotifier* const mpd_notifier_;
MuxerOptions muxer_options_;
uint32 reference_time_scale_;
ContainerType container_type_;
DISALLOW_COPY_AND_ASSIGN(VodMpdNotifyMuxerListener);
};

72
media/event/vod_muxer_listener_internal.cc
View File

@ -4,6 +4,7 @@
#include "base/logging.h"
#include "media/base/audio_stream_info.h"
#include "media/base/muxer_options.h"
#include "media/base/video_stream_info.h"
#include "mpd/base/media_info.pb.h"
#include "mpd/base/mpd_notifier.h"
@ -36,23 +37,13 @@ void SetRange(uint64 begin, uint64 end, Range* range) {
range->set_end(end);
}
void SetMediaInfoCommonInfo(bool has_init_range,
void SetMediaInfoRanges(bool has_init_range,
uint64 init_range_start,
uint64 init_range_end,
bool has_index_range,
uint64 index_range_start,
uint64 index_range_end,
float duration_seconds,
uint64 file_size,
MediaInfo* media_info) {
DCHECK(media_info);
DCHECK_GT(file_size, 0);
DCHECK_GT(duration_seconds, 0.0f);
media_info->set_media_duration_seconds(duration_seconds);
media_info->set_bandwidth(
EstimateRequiredBandwidth(file_size, duration_seconds));
if (has_init_range) {
SetRange(
init_range_start, init_range_end, media_info->mutable_init_range());
@ -64,6 +55,44 @@ void SetMediaInfoCommonInfo(bool has_init_range,
}
}
void SetMediaInfoContainerType(MuxerListener::ContainerType container_type,
MediaInfo* media_info) {
DCHECK(media_info);
switch (container_type) {
case MuxerListener::kContainerUnknown:
media_info->set_container_type(MediaInfo::CONTAINER_UNKNOWN);
break;
case MuxerListener::kContainerMp4:
media_info->set_container_type(MediaInfo::CONTAINER_MP4);
break;
case MuxerListener::kContainerMpeg2ts:
media_info->set_container_type(MediaInfo::CONTAINER_MPEG2_TS);
break;
case MuxerListener::kContainerWebM:
media_info->set_container_type(MediaInfo::CONTAINER_WEBM);
break;
default:
NOTREACHED() << "Unknown container type " << container_type;
}
}
void SetMediaInfoCommonInfo(float duration_seconds,
uint64 file_size,
uint32 reference_time_scale,
MuxerListener::ContainerType container_type,
MediaInfo* media_info) {
DCHECK(media_info);
DCHECK_GT(file_size, 0);
DCHECK_GT(duration_seconds, 0.0f);
media_info->set_media_duration_seconds(duration_seconds);
media_info->set_bandwidth(
EstimateRequiredBandwidth(file_size, duration_seconds));
media_info->set_reference_time_scale(reference_time_scale);
SetMediaInfoContainerType(container_type, media_info);
}
void AddVideoInfo(const VideoStreamInfo* video_stream_info,
MediaInfo* media_info) {
DCHECK(video_stream_info);
@ -124,9 +153,16 @@ void SetMediaInfoStreamInfo(const std::vector<StreamInfo*>& stream_infos,
}
}
void SetMediaInfoMuxerOptions(const MuxerOptions& muxer_options,
MediaInfo* media_info) {
DCHECK(media_info);
media_info->set_media_file_name(muxer_options.output_file_name);
}
} // namespace
bool GenerateMediaInfo(const std::vector<StreamInfo*>& stream_infos,
bool GenerateMediaInfo(const MuxerOptions& muxer_options,
const std::vector<StreamInfo*>& stream_infos,
bool has_init_range,
uint64 init_range_start,
uint64 init_range_end,
@ -135,10 +171,12 @@ bool GenerateMediaInfo(const std::vector<StreamInfo*>& stream_infos,
uint64 index_range_end,
float duration_seconds,
uint64 file_size,
uint32 reference_time_scale,
MuxerListener::ContainerType container_type,
MediaInfo* media_info) {
DCHECK(media_info);
if (file_size == 0) {
// TODO(rkurowia); bandwidth is a required field for MPD. But without the
// TODO(rkuroiwa): bandwidth is a required field for MPD. But without the
// file size, AFAIK there's not much I can do. Fail silently?
LOG(ERROR) << "File size not specified.";
return false;
@ -150,14 +188,18 @@ bool GenerateMediaInfo(const std::vector<StreamInfo*>& stream_infos,
return false;;
}
SetMediaInfoCommonInfo(has_init_range,
SetMediaInfoMuxerOptions(muxer_options, media_info);
SetMediaInfoRanges(has_init_range,
init_range_start,
init_range_end,
has_index_range,
index_range_start,
index_range_end,
duration_seconds,
media_info);
SetMediaInfoCommonInfo(duration_seconds,
file_size,
reference_time_scale,
container_type,
media_info);
SetMediaInfoStreamInfo(stream_infos, media_info);
return true;

7
media/event/vod_muxer_listener_internal.h
View File

@ -4,6 +4,7 @@
#include <vector>
#include "base/basictypes.h"
#include "media/event/muxer_listener.h"
namespace dash_packager {
class MediaInfo;
@ -11,6 +12,7 @@ class MediaInfo;
namespace media {
class MuxerOptions;
class StreamInfo;
namespace event {
@ -18,7 +20,8 @@ namespace internal {
// On success fill |media_info| with input data and return true, otherwise
// return false.
bool GenerateMediaInfo(const std::vector<StreamInfo*>& stream_infos,
bool GenerateMediaInfo(const MuxerOptions& muxer_options,
const std::vector<StreamInfo*>& stream_infos,
bool has_init_range,
uint64 init_range_start,
uint64 init_range_end,
@ -27,6 +30,8 @@ bool GenerateMediaInfo(const std::vector<StreamInfo*>& stream_infos,
uint64 index_range_end,
float duration_seconds,
uint64 file_size,
uint32 reference_time_scale_,
MuxerListener::ContainerType container_type,
dash_packager::MediaInfo* media_info);
} // namespace internal