t k / Mbed 2 deprecated MovPlayer

This program plays QuickTime movies on GR-Peach

Dependencies:   AsciiFont GR-PEACH_video GraphicsFramework LCD_shield_config R_BSP TLV320_RBSP mbed-rtos mbed

Requirements

  • GR-Peach
  • GR-Peach Audio Camera Shield or I²S compatible audio DAC
  • GR-Peach LCD Shield
  • USB memory stick

How to play movie files

  • Encode movie files

encode movies with ffmpeg

$ ffmpeg -i <input -ar 44100 -acodec pcm_s16le -s 480x270 -vcodec mjpeg -q:v 3 -movflags faststart -threads 4 -vf fps=30 <output>.mov
  • Copy movies to the root directory of USB memory
  • Build and upload this program
  • Run it

MovPlayer.hpp

Committer:
mtkrtk
Date:
2017-03-12
Revision:
1:3e638b9e91cd
Parent:
0:d0f130e27d32

File content as of revision 1:3e638b9e91cd:

#ifndef __MovPlayer__
#define __MovPlayer__

#include "rtos.h"
#include "LCD.hpp"
#include "R_BSP_Ssif.h"
#include "MovFile.hpp"
#include "CppStandardHelper.hpp"

class MovPlayer {
public:
    static constexpr int BufferLength = 20;
    typedef mbed::Callback<int32_t (void * const, uint32_t, const rbsp_data_conf_t *)> AudioCallback;
    
private:
    struct VideoBuffer {
        char MBED_ALIGN(0x20) buf[65535];
    };
    struct AudioBuffer {
        char MBED_ALIGN(4) buf[0x1B90];
        uint32_t size;
    };
    static VideoBuffer videoBuf[BufferLength];
    static AudioBuffer __attribute__((section("NC_BSS"))) audioBuf[BufferLength];
    static MovPlayer singleton;
    static unsigned char audioThreadStack[DEFAULT_STACK_SIZE];
    rtos::Thread audioThread;
    rtos::RtosTimer frameTimer;
    rtos::Semaphore frameSemaphore;
    rtos::Queue<VideoBuffer, BufferLength - 2> videoQueue;
    MovFile *mov;
    AudioCallback output;
    volatile uint32_t queueTimeout;
    MovPlayer();
    void frameTimerCallback();
    void audioProcessor();
    
public:
    static MovPlayer *defaultPlayer() {
        return &singleton;
    }
    void play(MovFile *mov, LCD *lcd, AudioCallback callback);
};

#endif