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authorMatthias P. Braendli <matthias.braendli@mpb.li>2019-09-23 15:32:45 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2019-09-23 15:32:45 +0200
commitd7dfb9bf8b404a434c8b867dcba43ec3efa28f3c (patch)
treee9a591ed473d09f9992b0fecf751a48c51a565e9 /src/input
parent907534bccee046c0499e9f936873c229b247ef95 (diff)
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Make EDI input buffer configurable
Diffstat (limited to 'src/input')
-rw-r--r--src/input/Edi.cpp4
-rw-r--r--src/input/Edi.h22
2 files changed, 21 insertions, 5 deletions
diff --git a/src/input/Edi.cpp b/src/input/Edi.cpp
index 98e8e9c..ec0f17b 100644
--- a/src/input/Edi.cpp
+++ b/src/input/Edi.cpp
@@ -44,11 +44,13 @@ namespace Inputs {
constexpr bool VERBOSE = false;
constexpr size_t TCP_BLOCKSIZE = 2048;
-Edi::Edi(const std::string& name) :
+Edi::Edi(const std::string& name, const dab_input_edi_config_t& config) :
RemoteControllable(name),
m_tcp_receive_server(TCP_BLOCKSIZE),
m_sti_writer(),
m_sti_decoder(m_sti_writer, VERBOSE),
+ m_max_frames_overrun(config.buffer_size),
+ m_num_frames_prebuffering(config.prebuffering),
m_name(name),
m_stats(name)
{
diff --git a/src/input/Edi.h b/src/input/Edi.h
index 0a44139..6f8c013 100644
--- a/src/input/Edi.h
+++ b/src/input/Edi.h
@@ -40,6 +40,22 @@
namespace Inputs {
+struct dab_input_edi_config_t
+{
+ /* The size of the internal buffer, measured in number
+ * of elements.
+ *
+ * Each element corresponds to one frame, i.e. 24ms
+ */
+ size_t buffer_size;
+
+ /* The amount of prebuffering to do before we start streaming
+ *
+ * Same units as buffer_size
+ */
+ size_t prebuffering;
+};
+
/*
* Receives EDI from UDP or TCP in a separate thread and pushes that data
* into the STIDecoder. Complete frames are then put into a queue for the consumer.
@@ -48,7 +64,7 @@ namespace Inputs {
*/
class Edi : public InputBase, public RemoteControllable {
public:
- Edi(const std::string& name);
+ Edi(const std::string& name, const dab_input_edi_config_t& config);
Edi(const Edi&) = delete;
Edi& operator=(const Edi&) = delete;
~Edi();
@@ -79,8 +95,7 @@ class Edi : public InputBase, public RemoteControllable {
std::atomic<bool> m_running = ATOMIC_VAR_INIT(false);
ThreadsafeQueue<EdiDecoder::sti_frame_t> m_frames;
- std::mutex m_rc_params_mutex;
- // InputBase defines bufferManagement, which must also be guarded by that mutex
+ // InputBase defines bufferManagement
// Used in timestamp-based buffer management
EdiDecoder::sti_frame_t m_pending_sti_frame;
@@ -101,7 +116,6 @@ class Edi : public InputBase, public RemoteControllable {
* Parameter 'prebuffering' inside RC. */
std::atomic<size_t> m_num_frames_prebuffering = ATOMIC_VAR_INIT(10);
-
std::string m_name;
InputStat m_stats;
};