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authorMichał Cichoń <michcic@gmail.com>2015-12-05 12:15:09 +0100
committerMichał Cichoń <michcic@gmail.com>2015-12-05 12:15:55 +0100
commit2470692fe08800fb94b7fed16d494cb65c5f3311 (patch)
treee6f68bb5f39094725a5f0d69a0117026152a60ad /src/player
parentd25764daa0c4c1e4a5887ca1599d4975a7a799c6 (diff)
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Move files around.
Diffstat (limited to 'src/player')
-rw-r--r--src/player/player2.c409
-rw-r--r--src/player/player2.h52
2 files changed, 461 insertions, 0 deletions
diff --git a/src/player/player2.c b/src/player/player2.c
new file mode 100644
index 0000000..01fe33c
--- /dev/null
+++ b/src/player/player2.c
@@ -0,0 +1,409 @@
+/*
+Copyright (c) 2015
+ Micha³ Cichoñ <thedmd@interia.pl>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+/* receive/play audio stream */
+
+/* based on DShow example player */
+
+#include "config.h"
+#include "player2.h"
+#define COBJMACROS
+#define INITGUID
+#include <objbase.h>
+#include <dshow.h>
+#pragma comment(lib, "strmiids.lib")
+
+# define WM_GRAPH_EVENT (WM_APP + 1)
+
+enum { NO_GRAPH, RUNNING, PAUSED, STOPPED };
+
+static struct _player_static_t {
+ bool done;
+ bool initialized;
+ bool hasCOM;
+} BarPlayerGlobal = { 0 };
+
+struct _player_t {
+ int state;
+ IGraphBuilder* graph;
+ IMediaControl* control;
+ IMediaEventEx* event;
+ IBasicAudio* audio;
+ IMediaSeeking* media;
+ float volume; // dB
+ float gain; // dB
+};
+
+static bool BarPlayer2StaticInit();
+static void BarPlayer2StaticTerm(void);
+
+static bool BarPlayer2StaticInit () {
+ if (BarPlayerGlobal.done)
+ return BarPlayerGlobal.initialized;
+
+ BarPlayerGlobal.done = true;
+
+ atexit(BarPlayer2StaticTerm);
+
+ if (FAILED(CoInitializeEx(NULL, COINIT_MULTITHREADED)))
+ return false;
+
+ BarPlayerGlobal.hasCOM = true;
+
+ BarPlayerGlobal.initialized = true;
+
+ return true;
+}
+
+static void BarPlayer2StaticTerm(void) {
+ if (!BarPlayerGlobal.done)
+ return;
+
+ if (BarPlayerGlobal.hasCOM) {
+ CoUninitialize();
+ BarPlayerGlobal.hasCOM = false;
+ }
+
+ BarPlayerGlobal.initialized = false;
+ BarPlayerGlobal.done = false;
+}
+
+static void BarPlayer2ApplyVolume(player2_t player) {
+ long v = (long)((player->volume + player->gain) * 100.0f);
+
+ if (!player->audio)
+ return;
+
+ if (v < -10000)
+ v = -10000;
+ if (v > 0)
+ v = 0;
+
+ IBasicAudio_put_Volume(player->audio, v);
+}
+
+static void BarPlayer2TearDown(player2_t player) {
+ /* TODO: send final event */
+
+ if (player->graph) {
+ IGraphBuilder_Release(player->graph);
+ player->graph = NULL;
+ }
+
+ if (player->control) {
+ IMediaControl_Release(player->control);
+ player->control = NULL;
+ }
+
+ if (player->event) {
+ IMediaEventEx_Release(player->event);
+ player->event = NULL;
+ }
+
+ if (player->audio) {
+ IBasicAudio_Release(player->audio);
+ player->audio = NULL;
+ }
+
+ if (player->media) {
+ IMediaSeeking_Release(player->media);
+ player->media = NULL;
+ }
+
+ player->state = NO_GRAPH;
+}
+
+static HRESULT BarPlayer2Build(player2_t player) {
+ HRESULT hr;
+
+ BarPlayer2TearDown(player);
+
+ hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, &player->graph);
+ if (FAILED(hr))
+ return hr;
+
+ hr = IGraphBuilder_QueryInterface(player->graph, &IID_IMediaControl, &player->control);
+ if (FAILED(hr))
+ return hr;
+
+ hr = IGraphBuilder_QueryInterface(player->graph, &IID_IMediaEventEx, &player->event);
+ if (FAILED(hr))
+ return hr;
+
+ hr = IGraphBuilder_QueryInterface(player->graph, &IID_IBasicAudio, &player->audio);
+ if (FAILED(hr))
+ return hr;
+
+ hr = IGraphBuilder_QueryInterface(player->graph, &IID_IMediaSeeking, &player->media);
+ if (FAILED(hr))
+ return hr;
+
+ hr = IMediaEventEx_SetNotifyWindow(player->event, (OAHWND)NULL, WM_GRAPH_EVENT, (LONG_PTR)player);
+ if (FAILED(hr))
+ return hr;
+
+ player->state = STOPPED;
+
+ return S_OK;
+}
+
+static HRESULT BarPlayer2AddFilterByCLSID(IGraphBuilder *pGraph, REFGUID clsid, IBaseFilter **ppF, LPCWSTR wszName) {
+ IBaseFilter *pFilter = NULL;
+ HRESULT hr;
+ *ppF = 0;
+
+ hr = CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IBaseFilter, &pFilter);
+ if (FAILED(hr))
+ goto done;
+
+ hr = IGraphBuilder_AddFilter(pGraph, pFilter, wszName);
+ if (FAILED(hr))
+ goto done;
+
+ *ppF = pFilter;
+
+ IBaseFilter_AddRef(*ppF);
+
+done:
+ if (pFilter)
+ IBaseFilter_Release(pFilter);
+
+ return hr;
+}
+
+static HRESULT BarPlayer2Render(player2_t player, IBaseFilter* source) {
+ BOOL bRenderedAnyPin = FALSE;
+
+ IPin* pin = NULL;
+ IEnumPins *enumPins = NULL;
+ IBaseFilter *audioRenderer = NULL;
+ IFilterGraph2* filter = NULL;
+
+ HRESULT hr;
+
+ hr = IGraphBuilder_QueryInterface(player->graph, &IID_IFilterGraph2, &filter);
+ if (FAILED(hr))
+ return hr;
+
+ hr = BarPlayer2AddFilterByCLSID(player->graph, &CLSID_DSoundRender, &audioRenderer, L"Audio Renderer");
+ if (FAILED(hr))
+ goto done;
+
+ hr = IBaseFilter_EnumPins(source, &enumPins);
+ if (FAILED(hr))
+ goto done;
+
+ while (S_OK == IEnumPins_Next(enumPins, 1, &pin, NULL))
+ {
+ HRESULT hr2 = IFilterGraph2_RenderEx(filter, pin, AM_RENDEREX_RENDERTOEXISTINGRENDERERS, NULL);
+
+ IPin_Release(pin);
+ if (SUCCEEDED(hr2))
+ bRenderedAnyPin = TRUE;
+ }
+
+done:
+ if (enumPins)
+ IEnumPins_Release(enumPins);
+ if (enumPins)
+ IBaseFilter_Release(audioRenderer);
+ if (enumPins)
+ IFilterGraph2_Release(filter);
+
+ if (SUCCEEDED(hr) && !bRenderedAnyPin)
+ hr = VFW_E_CANNOT_RENDER;
+
+ return hr;
+}
+
+bool BarPlayer2Init(player2_t* player) {
+
+ if (!BarPlayer2StaticInit ())
+ return false;
+
+ player2_t out = malloc(sizeof(struct _player_t));
+ if (!out)
+ return false;
+
+ memset(out, 0, sizeof(struct _player_t));
+
+ *player = out;
+
+ return true;
+}
+
+void BarPlayer2Destroy(player2_t player) {
+ BarPlayer2TearDown(player);
+ free(player);
+}
+
+void BarPlayer2SetVolume(player2_t player, float volume) {
+ player->volume = volume;
+ BarPlayer2ApplyVolume(player);
+}
+
+float BarPlayer2GetVolume(player2_t player) {
+ return player->volume;
+}
+
+void BarPlayer2SetGain(player2_t player, float gain) {
+ player->gain = gain;
+ BarPlayer2ApplyVolume(player);
+}
+
+float BarPlayer2GetGain(player2_t player) {
+ return player->gain;
+}
+
+double BarPlayer2GetDuration(player2_t player) {
+ LONGLONG time;
+ if (SUCCEEDED(IMediaSeeking_GetDuration(player->media, &time)))
+ return time / 10000000.0;
+ else
+ return 0;
+}
+
+double BarPlayer2GetTime(player2_t player) {
+ LONGLONG time;
+ if (SUCCEEDED(IMediaSeeking_GetCurrentPosition(player->media, &time)))
+ return time / 10000000.0;
+ else
+ return 0;
+}
+
+bool BarPlayer2Open(player2_t player, const char* url) {
+ IBaseFilter* source = NULL;
+ HRESULT hr;
+ wchar_t* wideUrl = NULL;
+ size_t urlSize;
+ int result;
+
+ hr = BarPlayer2Build(player);
+ if (FAILED(hr))
+ goto done;
+
+ urlSize = strlen(url);
+ result = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, url, urlSize, NULL, 0);
+ wideUrl = malloc((result + 1) * sizeof(wchar_t));
+ if (!wideUrl) {
+ hr = E_OUTOFMEMORY;
+ goto done;
+ }
+ memset(wideUrl, 0, (result + 1) * sizeof(wchar_t));
+
+ MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, url, urlSize, wideUrl, result);
+
+ hr = IGraphBuilder_AddSourceFilter(player->graph, wideUrl, NULL, &source);
+ if (FAILED(hr))
+ goto done;
+
+ hr = BarPlayer2Render(player, source);
+
+ BarPlayer2ApplyVolume(player);
+
+done:
+ if (wideUrl)
+ free(wideUrl);
+ if (FAILED(hr))
+ BarPlayer2TearDown(player);
+ if (source)
+ IBaseFilter_Release(source);
+
+ return SUCCEEDED(hr);
+}
+
+bool BarPlayer2Play(player2_t player) {
+ HRESULT hr;
+
+ if (player->state != PAUSED && player->state != STOPPED)
+ return false; /* wrong state */
+
+ hr = IMediaControl_Run(player->control);
+ if (SUCCEEDED(hr))
+ player->state = RUNNING;
+
+ return SUCCEEDED(hr);
+}
+
+bool BarPlayer2Pause(player2_t player) {
+ HRESULT hr;
+
+ if (player->state != RUNNING)
+ return false; /* wrong state */
+
+ hr = IMediaControl_Pause(player->control);
+ if (SUCCEEDED(hr))
+ player->state = PAUSED;
+
+ return SUCCEEDED(hr);
+}
+
+bool BarPlayer2Stop(player2_t player) {
+ HRESULT hr;
+
+ if (player->state != RUNNING && player->state != PAUSED)
+ return false; /* wrong state */
+
+ hr = IMediaControl_Stop(player->control);
+ if (SUCCEEDED(hr))
+ player->state = STOPPED;
+
+ return SUCCEEDED(hr);
+}
+
+bool BarPlayer2Finish(player2_t player) {
+ if (!player->control)
+ return false;
+
+ BarPlayer2TearDown(player);
+ return true;
+}
+
+bool BarPlayer2IsPlaying(player2_t player) {
+ return player->state == RUNNING;
+}
+
+bool BarPlayer2IsPaused(player2_t player) {
+ return player->state == PAUSED;
+}
+
+bool BarPlayer2IsStopped(player2_t player) {
+ return player->state == STOPPED;
+}
+
+bool BarPlayer2IsFinished(player2_t player) {
+ LONGLONG time;
+ LONGLONG duration;
+
+ if (!player->media || player->state == NO_GRAPH)
+ return true;
+
+ if (player->state != RUNNING && player->state != STOPPED)
+ return false;
+
+ if (FAILED(IMediaSeeking_GetDuration(player->media, &duration)) ||
+ FAILED(IMediaSeeking_GetCurrentPosition(player->media, &time)))
+ return true;
+
+ return time >= duration;
+}
diff --git a/src/player/player2.h b/src/player/player2.h
new file mode 100644
index 0000000..b426ee2
--- /dev/null
+++ b/src/player/player2.h
@@ -0,0 +1,52 @@
+/*
+Copyright (c) 2015
+ Micha³ Cichoñ <thedmd@interia.pl>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#ifndef SRC_PLAYER2_H_CN979RE9
+#define SRC_PLAYER2_H_CN979RE9
+
+#include "config.h"
+
+#include <stdbool.h>
+
+typedef struct _player_t *player2_t;
+
+bool BarPlayer2Init (player2_t*);
+void BarPlayer2Destroy (player2_t);
+void BarPlayer2SetVolume (player2_t,float);
+float BarPlayer2GetVolume (player2_t);
+void BarPlayer2SetGain (player2_t, float);
+float BarPlayer2GetGain (player2_t);
+double BarPlayer2GetDuration (player2_t);
+double BarPlayer2GetTime (player2_t);
+bool BarPlayer2Open (player2_t, const char*);
+bool BarPlayer2Play (player2_t);
+bool BarPlayer2Pause (player2_t);
+bool BarPlayer2Stop (player2_t);
+bool BarPlayer2Finish (player2_t);
+bool BarPlayer2IsPlaying (player2_t);
+bool BarPlayer2IsPaused (player2_t);
+bool BarPlayer2IsStopped (player2_t);
+bool BarPlayer2IsFinished (player2_t);
+
+#endif /* SRC_PLAYER2_H_CN979RE9 */
+