用Cocos2d-x和libvlc寫一個跨平臺播放器

阿新 • • 發佈：2019-02-03

#include "MoviePlayer.h" #include "CCDirector.h" NS_CC_BEGIN MoviePlayer * MoviePlayer::_instance = 0; static char * videobuf = 0; static void *lock(void *data, void **p_pixels) { *p_pixels = videobuf; return NULL; } static void unlock(void *data, void *id, void *const *p_pixels) { assert(id

== NULL); } static void display(void *data, void *id) { (void) data; assert(id == NULL); } MoviePlayer::MoviePlayer(): vlc(0), vlc_player(0) { init(); } MoviePlayer::~MoviePlayer() { CCSprite::~CCSprite(); free(videobuf); libvlc_media_player_stop(vlc_player); libvlc_media_player_release(vlc_player); libvlc_release(vlc); }

bool MoviePlayer::init(void) { vlc = libvlc_new(0, NULL); vlc_player = libvlc_media_player_new(vlc); CCSize size = CCDirector::sharedDirector()->getWinSize(); width = size.width; height = size.height; videobuf = (char *)malloc((width * height) << 2); memset(videobuf,

0, (width * height) << 2); libvlc_video_set_callbacks(vlc_player, lock, unlock, display, NULL); libvlc_video_set_format(vlc_player, "RGBA", width, height, width << 2); CCTexture2D *texture = new CCTexture2D(); texture->initWithData(videobuf, kCCTexture2DPixelFormat_RGBA8888, width, height, size); return initWithTexture(texture); } void MoviePlayer::play(char *path) { libvlc_media_t *media = libvlc_media_new_path(vlc, path); libvlc_media_player_set_media(vlc_player, media); libvlc_media_release(media); libvlc_media_player_play(vlc_player); } void MoviePlayer::stop(void) { libvlc_media_player_stop(vlc_player); } void MoviePlayer::pause(void) { libvlc_media_player_pause(vlc_player); } void MoviePlayer::draw(void) { CC_PROFILER_START_CATEGORY(kCCProfilerCategorySprite, "CCSprite - draw"); CCAssert(!m_pobBatchNode, "If CCSprite is being rendered by CCSpriteBatchNode, CCSprite#draw SHOULD NOT be called"); CC_NODE_DRAW_SETUP(); ccGLBlendFunc( m_sBlendFunc.src, m_sBlendFunc.dst ); if (m_pobTexture != NULL) { ccGLBindTexture2D( m_pobTexture->getName() ); glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE,(uint8_t *) videobuf); } else { ccGLBindTexture2D(0); } // // Attributes // ccGLEnableVertexAttribs( kCCVertexAttribFlag_PosColorTex ); #define kQuadSize sizeof(m_sQuad.bl) long offset = (long)&m_sQuad; // vertex int diff = offsetof( ccV3F_C4B_T2F, vertices); glVertexAttribPointer(kCCVertexAttrib_Position, 3, GL_FLOAT, GL_FALSE, kQuadSize, (void*) (offset + diff)); // texCoods diff = offsetof( ccV3F_C4B_T2F, texCoords); glVertexAttribPointer(kCCVertexAttrib_TexCoords, 2, GL_FLOAT, GL_FALSE, kQuadSize, (void*)(offset + diff)); // color diff = offsetof( ccV3F_C4B_T2F, colors); glVertexAttribPointer(kCCVertexAttrib_Color, 4, GL_UNSIGNED_BYTE, GL_TRUE, kQuadSize, (void*)(offset + diff)); glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); CHECK_GL_ERROR_DEBUG(); CC_INCREMENT_GL_DRAWS(1); CC_PROFILER_STOP_CATEGORY(kCCProfilerCategorySprite, "CCSprite - draw"); } MoviePlayer * MoviePlayer::instance() { if(_instance == 0) _instance = new MoviePlayer(); return _instance; } NS_CC_END

用Cocos2d-x和libvlc寫一個跨平臺播放器

用Cocos2d-x和libvlc寫一個跨平臺播放器

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