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/*
* Copyright 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SOFT_H264_DEC_H_
#define SOFT_H264_DEC_H_
#include "SoftVideoDecoderOMXComponent.h"
#include <sys/time.h>
namespace android {
/** Number of entries in the time-stamp array */
#define MAX_TIME_STAMPS 64
/** Maximum number of cores supported by the codec */
#define CODEC_MAX_NUM_CORES 4
#define CODEC_MAX_WIDTH 1920
#define CODEC_MAX_HEIGHT 1088
/** Input buffer size */
#define INPUT_BUF_SIZE (1024 * 1024)
#define MIN(a, b) ((a) < (b)) ? (a) : (b)
/** Used to remove warnings about unused parameters */
#define UNUSED(x) ((void)(x))
/** Get time */
#define GETTIME(a, b) gettimeofday(a, b);
/** Compute difference between start and end */
#define TIME_DIFF(start, end, diff) \
diff = (((end).tv_sec - (start).tv_sec) * 1000000) + \
((end).tv_usec - (start).tv_usec);
struct SoftAVC : public SoftVideoDecoderOMXComponent {
SoftAVC(const char *name, const OMX_CALLBACKTYPE *callbacks,
OMX_PTR appData, OMX_COMPONENTTYPE **component);
protected:
virtual ~SoftAVC();
virtual void onQueueFilled(OMX_U32 portIndex);
virtual void onPortFlushCompleted(OMX_U32 portIndex);
virtual void onReset();
private:
// Number of input and output buffers
enum {
kNumBuffers = 8
};
iv_obj_t *mCodecCtx; // Codec context
size_t mNumCores; // Number of cores to be uesd by the codec
struct timeval mTimeStart; // Time at the start of decode()
struct timeval mTimeEnd; // Time at the end of decode()
// Internal buffer to be used to flush out the buffers from decoder
uint8_t *mFlushOutBuffer;
// Status of entries in the timestamp array
bool mTimeStampsValid[MAX_TIME_STAMPS];
// Timestamp array - Since codec does not take 64 bit timestamps,
// they are maintained in the plugin
OMX_S64 mTimeStamps[MAX_TIME_STAMPS];
#ifdef FILE_DUMP_ENABLE
char mInFile[200];
#endif /* FILE_DUMP_ENABLE */
OMX_COLOR_FORMATTYPE mOmxColorFormat; // OMX Color format
IV_COLOR_FORMAT_T mIvColorFormat; // Ittiam Color format
bool mIsInFlush; // codec is flush mode
bool mReceivedEOS; // EOS is receieved on input port
// The input stream has changed to a different resolution, which is still supported by the
// codec. So the codec is switching to decode the new resolution.
bool mChangingResolution;
bool mFlushNeeded;
bool mSignalledError;
size_t mStride;
status_t initDecoder();
status_t deInitDecoder();
status_t setFlushMode();
status_t setParams(size_t stride);
void logVersion();
status_t setNumCores();
status_t resetDecoder();
status_t resetPlugin();
bool setDecodeArgs(
ivd_video_decode_ip_t *ps_dec_ip,
ivd_video_decode_op_t *ps_dec_op,
OMX_BUFFERHEADERTYPE *inHeader,
OMX_BUFFERHEADERTYPE *outHeader,
size_t timeStampIx);
DISALLOW_EVIL_CONSTRUCTORS(SoftAVC);
};
#ifdef FILE_DUMP_ENABLE
#define INPUT_DUMP_PATH "/sdcard/media/avcd_input"
#define INPUT_DUMP_EXT "h264"
#define GENERATE_FILE_NAMES() { \
GETTIME(&mTimeStart, NULL); \
strcpy(mInFile, ""); \
sprintf(mInFile, "%s_%ld.%ld.%s", INPUT_DUMP_PATH, \
mTimeStart.tv_sec, mTimeStart.tv_usec, \
INPUT_DUMP_EXT); \
}
#define CREATE_DUMP_FILE(m_filename) { \
FILE *fp = fopen(m_filename, "wb"); \
if (fp != NULL) { \
fclose(fp); \
} else { \
ALOGD("Could not open file %s", m_filename); \
} \
}
#define DUMP_TO_FILE(m_filename, m_buf, m_size) \
{ \
FILE *fp = fopen(m_filename, "ab"); \
if (fp != NULL && m_buf != NULL) { \
int i; \
i = fwrite(m_buf, 1, m_size, fp); \
ALOGD("fwrite ret %d to write %d", i, m_size); \
if (i != (int) m_size) { \
ALOGD("Error in fwrite, returned %d", i); \
perror("Error in write to file"); \
} \
fclose(fp); \
} else { \
ALOGD("Could not write to file %s", m_filename);\
} \
}
#else /* FILE_DUMP_ENABLE */
#define INPUT_DUMP_PATH
#define INPUT_DUMP_EXT
#define OUTPUT_DUMP_PATH
#define OUTPUT_DUMP_EXT
#define GENERATE_FILE_NAMES()
#define CREATE_DUMP_FILE(m_filename)
#define DUMP_TO_FILE(m_filename, m_buf, m_size)
#endif /* FILE_DUMP_ENABLE */
} // namespace android
#endif // SOFT_H264_DEC_H_