Line data    Source code

       1              : /*
       2              :  * If not stated otherwise in this file or this component's LICENSE file the
       3              :  * following copyright and licenses apply:
       4              :  *
       5              :  * Copyright 2024 Sky UK
       6              :  *
       7              :  * Licensed under the Apache License, Version 2.0 (the "License");
       8              :  * you may not use this file except in compliance with the License.
       9              :  * You may obtain a copy of the License at
      10              :  *
      11              :  * http://www.apache.org/licenses/LICENSE-2.0
      12              :  *
      13              :  * Unless required by applicable law or agreed to in writing, software
      14              :  * distributed under the License is distributed on an "AS IS" BASIS,
      15              :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      16              :  * See the License for the specific language governing permissions and
      17              :  * limitations under the License.
      18              :  */
      19              : 
      20              : #include "SetSourcePosition.h"
      21              : #include "RialtoServerLogging.h"
      22              : #include "TypeConverters.h"
      23              : #include "tasks/generic/NeedData.h"
      24              : 
      25              : namespace firebolt::rialto::server::tasks::generic
      26              : {
      27            8 : SetSourcePosition::SetSourcePosition(GenericPlayerContext &context, IGstGenericPlayerPrivate &player,
      28              :                                      IGstGenericPlayerClient *client,
      29              :                                      const std::shared_ptr<wrappers::IGlibWrapper> &glibWrapper,
      30              :                                      const MediaSourceType &type, std::int64_t position, bool resetTime,
      31            8 :                                      double appliedRate, uint64_t stopPosition)
      32           16 :     : m_context{context}, m_player(player), m_gstPlayerClient{client}, m_glibWrapper{glibWrapper}, m_type{type},
      33            8 :       m_position{position}, m_resetTime{resetTime}, m_appliedRate{appliedRate}, m_stopPosition{stopPosition}
      34              : {
      35            8 :     RIALTO_SERVER_LOG_DEBUG("Constructing SetSourcePosition");
      36              : }
      37              : 
      38            9 : SetSourcePosition::~SetSourcePosition()
      39              : {
      40            8 :     RIALTO_SERVER_LOG_DEBUG("SetSourcePosition finished");
      41            9 : }
      42              : 
      43            7 : void SetSourcePosition::execute() const
      44              : {
      45            7 :     RIALTO_SERVER_LOG_DEBUG("Executing SetSourcePosition for %s source", common::convertMediaSourceType(m_type));
      46              : 
      47            7 :     if (MediaSourceType::UNKNOWN == m_type)
      48              :     {
      49            1 :         RIALTO_SERVER_LOG_WARN("failed to set source position - source type is unknown");
      50            2 :         return;
      51              :     }
      52              : 
      53              :     // Get source first
      54            6 :     GstElement *source{nullptr};
      55            6 :     auto sourceElem = m_context.streamInfo.find(m_type);
      56            6 :     if (sourceElem != m_context.streamInfo.end())
      57              :     {
      58            5 :         source = sourceElem->second.appSrc;
      59              :     }
      60            6 :     if (!source)
      61              :     {
      62            1 :         RIALTO_SERVER_LOG_WARN("failed to set source position - %s source is NULL",
      63              :                                common::convertMediaSourceType(m_type));
      64            1 :         return;
      65              :     }
      66              : 
      67            5 :     if (MediaSourceType::VIDEO == m_type || MediaSourceType::AUDIO == m_type)
      68              :     {
      69            3 :         m_context.initialPositions[source].emplace_back(
      70            3 :             SegmentData{m_position, m_resetTime, m_appliedRate, m_stopPosition});
      71              :     }
      72            2 :     else if (MediaSourceType::SUBTITLE == m_type)
      73              :     {
      74            2 :         setSubtitlePosition(source);
      75              :     }
      76              : 
      77            5 :     if (m_context.setupSourceFinished)
      78              :     {
      79              :         // Reset Eos info
      80            3 :         m_context.endOfStreamInfo.erase(m_type);
      81            3 :         m_context.eosNotified = false;
      82              : 
      83              :         // Trigger NeedData for source
      84            3 :         NeedData task{m_context, m_player, m_gstPlayerClient, GST_APP_SRC(source)};
      85            3 :         task.execute();
      86              :     }
      87              : }
      88              : 
      89            2 : void SetSourcePosition::setSubtitlePosition(GstElement *source) const
      90              : {
      91              :     // in case of subtitles, all data might be already in the sink and we might not get any data anymore,
      92              :     // so set position here and to not depend on any following buffers
      93            2 :     if (m_context.setupSourceFinished)
      94              :     {
      95            1 :         m_glibWrapper->gObjectSet(m_context.subtitleSink, "position", static_cast<guint64>(m_position), nullptr);
      96              :     }
      97              :     else
      98              :     {
      99            1 :         m_context.initialPositions[source].emplace_back(
     100            1 :             SegmentData{m_position, m_resetTime, m_appliedRate, m_stopPosition});
     101              :     }
     102            2 : }
     103              : 
     104              : } // namespace firebolt::rialto::server::tasks::generic