From e2de64d6f1beb9e492daf5b886e19933c1fa41dd Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 mpg123_artsplugin/mpg123PlayObject_impl.h | 111 ++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 mpg123_artsplugin/mpg123PlayObject_impl.h

(limited to 'mpg123_artsplugin/mpg123PlayObject_impl.h')

diff --git a/mpg123_artsplugin/mpg123PlayObject_impl.h b/mpg123_artsplugin/mpg123PlayObject_impl.h
new file mode 100644
index 00000000..e8be2619
--- /dev/null
+++ b/mpg123_artsplugin/mpg123PlayObject_impl.h
@@ -0,0 +1,111 @@
+#ifndef MPG123PLAYER_IMPL_H
+#define MPG123PLAYER_IMPL_H "$Id$"
+
+using namespace std;
+
+#if (defined(__GNU_LIBRARY__) && defined(_SEM_SEMUN_UNDEFINED)) || defined(__osf__) || defined(__sun__)
+/* union semun is defined by including <sys/sem.h> */
+/* according to X/OPEN we have to define it ourselves */
+union semun {
+	int val;                    /* value for SETVAL */
+	struct semid_ds *buf;       /* buffer for IPC_STAT, IPC_SET */
+	unsigned short int *array;  /* array for GETALL, SETALL */
+	struct seminfo *__buf;      /* buffer for IPC_INFO */
+};
+#endif
+
+#define RESYNC_FRAMES 3
+
+extern "C" {
+	#include "mpg123/mpg123.h"
+	#include "dxhead.h"
+
+	// These are provided to make mpg123 happy
+	int audio_get_formats(struct audio_info_struct *ai);
+	char *equalfile; 
+	struct parameter param;
+	char *prgName;
+	char *prgVersion;
+	struct audio_info_struct ai;
+
+	// We abuse these internal mpg123 objects
+	extern double compute_bpf(struct frame *fr);
+	extern double compute_tpf(struct frame *fr);
+	extern void set_pointer(int, long);
+	extern void audio_capabilities(struct audio_info_struct *);	
+	extern unsigned char *pcm_sample;
+	extern int pcm_point;
+	extern int audiobufsize;
+}
+
+#define BACKBUFSIZ 8132
+
+struct id3tag {
+	char tag[3];
+	char title[30];
+	char artist[30];
+	char album[30];
+	char year[4];
+	char comment[30];
+	unsigned char genre;
+};
+
+namespace Arts {
+
+class mpg123PlayObject_impl
+	: public mpg123PlayObject_skel, public StdSynthModule
+{
+ public:
+	mpg123PlayObject_impl();
+	~mpg123PlayObject_impl();
+	bool loadMedia(const string &filename);
+	string description();
+	poTime currentTime();
+	poTime overallTime();
+	poCapabilities capabilities();
+	string mediaName();
+	poState state();
+	void play();
+	void halt();
+	void seek(const class poTime &t);
+	void pause();
+	void streamInit();
+	void streamStart();
+	void calculateBlock(unsigned long samples);
+	void streamEnd();
+
+ protected:
+	// These are to enable seeking
+	static void stream_jump_to_frame(struct frame *fr, int frame);
+	static int calc_numframes(struct frame *);
+
+	// This is to enable playing, what else?
+	static void set_synth_functions(struct frame *fr);
+	void initialise_decoder();
+	int play_frame(int init); 
+
+	inline float conv_16le_float(short x)
+	{ return static_cast<float>(x) / 32768.0; }
+
+	int streaming, /*padded, cnt, junk_size, */ sample_freq /*frame_size*/;
+	char mpeg_name[FILENAME_MAX+1];
+	struct mpstr *mp;
+	static int decoder_init;
+
+	int buf_pos; // loops around the circular buffer
+	poState mState;
+	struct buf_t{
+		float left[BACKBUFSIZ];
+		float right[BACKBUFSIZ];
+		unsigned long len; // total frames
+		unsigned long pos; // last decoded frame
+		double tpf; // time per frame, seconds
+	} *shm_buf;
+	int shm_id, child_pid;
+	int buflen_sem;
+	unsigned char *pcm_buf;
+};
+
+};
+
+#endif
-- 
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