添加播放器测试程序

tests/H264Decoder.h

@@ -0,0 +1,84 @@
+/*
+ * H264Decoder.h
+ *
+ *  Created on: 2016年12月21日
+ *      Author: xzl
+ */
+
+#ifndef H264Decoder_H_
+#define H264Decoder_H_
+#include <string>
+#include <memory>
+#include <stdexcept>
+#ifdef __cplusplus
+extern "C" {
+#endif
+//#include "libavutil/mathematics.h"
+#include "libavcodec/avcodec.h"
+//#include "libswscale/swscale.h"
+#ifdef __cplusplus
+}
+#endif
+
+using namespace std;
+
+namespace ZL {
+namespace Codec {
+
+class H264Decoder
+{
+public:
+	H264Decoder(void){
+		avcodec_register_all();
+		AVCodec *pCodec = avcodec_find_decoder(CODEC_ID_H264);
+		if (!pCodec) {
+			throw std::runtime_error("未找到H264解码器");
+		}
+		m_pContext.reset(avcodec_alloc_context3(pCodec), [](AVCodecContext *pCtx) {
+			avcodec_close(pCtx);
+			avcodec_free_context(&pCtx);
+		});
+		if (!m_pContext) {
+			throw std::runtime_error("创建解码器失败");
+		}
+		if (pCodec->capabilities & CODEC_CAP_TRUNCATED) {
+			/* we do not send complete frames */
+			m_pContext->flags |= CODEC_FLAG_TRUNCATED;
+		}
+		if(avcodec_open2(m_pContext.get(), pCodec, NULL)< 0){
+			throw std::runtime_error("打开编码器失败");
+		}
+		m_pFrame.reset(av_frame_alloc(),[](AVFrame *pFrame){
+			av_frame_free(&pFrame);
+		});
+		if (!m_pFrame) {
+			throw std::runtime_error("创建帧缓存失败");
+		}
+	}
+	virtual ~H264Decoder(void){}
+	bool inputVideo(unsigned char* data,unsigned int dataSize,uint32_t ui32Stamp,AVFrame **ppFrame){
+		AVPacket pkt;
+		av_init_packet(&pkt);
+		pkt.data = data;
+		pkt.size = dataSize;
+		pkt.dts = ui32Stamp;
+		int iGotPicture ;
+		auto iLen = avcodec_decode_video2(m_pContext.get(), m_pFrame.get(), &iGotPicture, &pkt);
+		if (!iGotPicture || iLen < 0) {
+			return false;
+		}
+		*ppFrame = m_pFrame.get();
+		return true;
+	}
+private:
+	std::shared_ptr<AVCodecContext> m_pContext;
+	std::shared_ptr<AVFrame> m_pFrame;
+};
+
+
+} /* namespace Codec */
+} /* namespace ZL */
+
+#endif /* H264Decoder_H_ */
+
+