Work In Progress pacat_advanced program

CMakeLists.txt

@@ -49,8 +49,12 @@ endif()
 
 target_link_libraries(ReMixer-Test PUBLIC ReMixer)
 
-add_executable(pacat pacat_simple.cpp)
+add_executable(pacat pacat_simple.cpp
+        pacat_advanced.cpp)
 target_link_libraries(pacat pulse-simple pulse)
 
 add_executable(vorbis_decode vorbis_decode.cpp)
 target_link_libraries(vorbis_decode vorbisfile vorbis)
+
+add_executable(pacat_advanced pacat_advanced.cpp)
+target_link_libraries(pacat_advanced pulse)

pacat_advanced.cpp

@@ -0,0 +1,111 @@
+#include <pulse/mainloop.h>
+#include <pulse/mainloop-api.h>
+#include <iostream>
+#include <pulse/error.h>
+#include <pulse/volume.h>
+#include <pulse/stream.h>
+#include <format>
+
+// https://github.com/pulseaudio/pulseaudio/blob/master/src/pulse/simple.c
+
+static void context_state_callback(pa_context *c, void *userdata)
+{
+    switch(pa_context_get_state(c)) {
+        case PA_CONTEXT_READY:
+        case PA_CONTEXT_TERMINATED:
+        case PA_CONTEXT_FAILED:
+        case PA_CONTEXT_UNCONNECTED:
+        case PA_CONTEXT_CONNECTING:
+        case PA_CONTEXT_AUTHORIZING:
+        case PA_CONTEXT_SETTING_NAME:
+        default:
+            std::cerr << "The fuck?" << std::endl;
+            break;
+    }
+}
+
+
+int main(int argc, char* argv[]) {
+    if (argc == 1 || argv[1] == "-h" || argv[1] == "help") {
+        std::cout << "pacat - Tests playback of raw audio data via PulseAudio API." << std::endl;
+        std::cout << "usage: pacat <file> (presumably output.raw)\n" << std::endl;
+    }
+
+    static const pa_sample_spec ss = {
+            .format = PA_SAMPLE_S16LE,
+            .rate = 44100,
+            .channels = 2
+    };
+
+
+    int errno;
+
+    pa_mainloop *maneloop;
+    pa_context *ctx;
+    pa_stream *stream;
+    const pa_channel_map* map = NULL;
+    const pa_buffer_attr* attr = NULL;
+
+    const char* server = NULL;
+    const char* name = "This Dick";
+    pa_stream_direction_t dir = PA_STREAM_PLAYBACK;
+    const char* dev = NULL;
+    const char* stream_name = "playback";
+
+
+    if (!(maneloop = pa_mainloop_new()))
+        throw std::runtime_error("Failed to create a PulseAudio mainloop");
+
+
+#pragma region Context Creation
+    if (!(ctx = pa_context_new(
+            pa_mainloop_get_api(maneloop),
+            "Sound Channel?")))
+        throw std::runtime_error("Failed to create a context");
+
+    pa_context_flags flags = pa_context_flags::PA_CONTEXT_NOAUTOSPAWN;
+
+    if (pa_context_connect(ctx, server, flags, NULL) < 0)
+    {
+        errno = pa_context_errno(ctx);
+        throw std::runtime_error(std::format("Failed to connect a context: {}", errno));
+    }
+
+    pa_context_set_state_callback(ctx, context_state_callback, NULL);
+
+    for (;;)
+    {
+        pa_context_state_t state;
+        state = pa_context_get_state(ctx);
+
+        if (state == PA_CONTEXT_READY)
+            break;
+
+        if (!PA_CONTEXT_IS_GOOD(state)) {
+            errno = pa_context_errno(ctx);
+            throw std::runtime_error(std::format("Context was not good! {}", errno));
+        }
+
+        // Wait until the context is ready
+        //pa_mainloop_wait(maneloop);
+
+    }
+#pragma endregion
+
+    auto state = pa_context_get_state(ctx);
+
+    if (state != PA_CONTEXT_READY) {
+
+    }
+
+    if (!(stream = pa_stream_new(ctx, "This Dick", &ss, map)))
+    {
+        errno = pa_context_errno(ctx);
+        throw std::runtime_error(std::format("Failed to create a stream. Error code {}", errno));
+    }
+
+    //pa_stream_set_state_callback(stream, stream_state)
+
+
+    return 0;
+}

pacat_simple.cpp

@@ -1,22 +1,32 @@
+/// ReMixer
+/// A Public Domain C++ Audio Playback Library
+/// By william @ RedactedSoftware. Thanks to Dawsh & Maxine.
+/// (c) 2024 Redacted Software
+/// This work is explicitly dedicated to the public domain, for the hopeful betterment of the software industry.
+
+/// @file pacat_simple.cpp
+/// @desc A CLI program that plays back raw PCM data (given as a file) over the PulseAudio service.
+/// @edit 2024-08-19
+
 #include <iostream>
 
-extern "C"
+#include <cstdio>
-{
-
-#include <stdio.h>
 #include <unistd.h>
-#include <string.h>
+#include <cstring>
-#include <errno.h>
+#include <cerrno>
 #include <fcntl.h>
 #include <pulse/simple.h>
 #include <pulse/error.h>
+#include <pulse/volume.h>
+#include <pulse/thread-mainloop.h>
 #define BUFSIZE 1024
+
 int main(int argc, char* argv[])
 {
     if (argc == 1 || argv[1] == "-h" || argv[1] == "help")
     {
-        printf("pacat - Tests playback of raw audio data via PulseAudio API.\n");
+        std::cout << "pacat - Tests playback of raw audio data via PulseAudio API." << std::endl;
-        printf("usage: pacat <file> (presumably output.raw)\n");
+        std::cout << "usage: pacat <file> (presumably output.raw)\n" << std::endl;
     }
 
     static const pa_sample_spec ss = {
@@ -94,4 +104,3 @@ int main(int argc, char* argv[])
 
     return ret;
 }
-}