static s32 vdecoder_decode(cedarv_decoder_t* p)
{
vresult_e vresult;
#if (DECODE_FREE_RUN == 0)
u64 video_time;
#endif
video_decoder_t* decoder;
if(p == NULL)
return CEDARV_RESULT_ERR_INVALID_PARAM;
decoder = (video_decoder_t*)p;
if(decoder->mode_switched)
{
libve_reset(0, decoder->ve);
vbv_reset(decoder->vbv);
if(p->free_vbs_buffer_sem != NULL)
p->free_vbs_buffer_sem(p->cedarx_cookie);
if(decoder->fbm != NULL)
{
fbm_flush(decoder->fbm);
if(p->release_frame_buffer_sem != NULL)
p->release_frame_buffer_sem(p->cedarx_cookie);
}
decoder->mode_switched = 0;
return CEDARV_RESULT_NO_BITSTREAM;
}
if(decoder->status == CEDARV_STATUS_BACKWARD || decoder->status == CEDARV_STATUS_FORWARD)
{
vresult = libve_decode(1, 0, 0, decoder->ve);
}
else
{
if(decoder->stream_info.format == STREAM_FORMAT_H264 && decoder->display_already_begin == 0)
{
//* for H264, when decoding the first data unit containing PPS, we have to promise
//* there is more than one bitstream frame for decoding.
//* that is because the decoder uses the start code of the second bitstream frame
//* to judge PPS end.
if(vbv_get_stream_num(decoder->vbv) < 2)
return CEDARV_RESULT_NO_BITSTREAM;
}
if(decoder->status == CEDARV_STATUS_PREVIEW)
{
vresult = libve_decode(1, 0, 0, decoder->ve);
}
else
{
#if (DECODE_FREE_RUN == 0)
video_time = esMODS_MIoctrl(vdrv_com->avsync, DRV_AVS_CMD_GET_VID_TIME, DRV_AVS_TIME_TOTAL, 0);
video_time *= 1000;
vresult = libve_decode(0, 1, video_time, decoder->ve);
#else
vresult = libve_decode(0, 0, 0, decoder->ve);
#endif
}
}
if(vresult == VRESULT_OK)
{
return CEDARV_RESULT_OK;
}
else if(vresult == VRESULT_FRAME_DECODED)
{
return CEDARV_RESULT_FRAME_DECODED;
}
else if(vresult == VRESULT_KEYFRAME_DECODED)
{
if(decoder->status == CEDARV_STATUS_BACKWARD || decoder->status == CEDARV_STATUS_FORWARD || decoder->status == CEDARV_STATUS_PREVIEW)
{
libve_reset(1, decoder->ve);
}
return CEDARV_RESULT_KEYFRAME_DECODED;
}
else if(vresult == VRESULT_NO_FRAME_BUFFER)
{
return CEDARV_RESULT_NO_FRAME_BUFFER;
}
else if(vresult == VRESULT_NO_BITSTREAM)
{
return CEDARV_RESULT_NO_BITSTREAM;
}
else if(vresult == VRESULT_ERR_NO_MEMORY)
{
return CEDARV_RESULT_ERR_NO_MEMORY;
}
else if( vresult == VRESULT_ERR_UNSUPPORTED)
{
return CEDARV_RESULT_ERR_UNSUPPORTED;
}
else if(vresult == VRESULT_ERR_LIBRARY_NOT_OPEN)
{
return CEDARV_RESULT_ERR_FAIL;
}
else
{
return CEDARV_RESULT_OK;
}
}
static s32 vdecoder_io_ctrl(cedarv_decoder_t* p, u32 cmd, u32 param)
{
video_decoder_t* decoder;
if(p == NULL)
return CEDARV_RESULT_ERR_INVALID_PARAM;
decoder = (video_decoder_t*)p;
if(p == NULL)
return CEDARV_RESULT_ERR_INVALID_PARAM;
switch(cmd)
{
case CEDARV_COMMAND_PLAY:
{
if(decoder->status != CEDARV_STATUS_PLAY && decoder->status != CEDARV_STATUS_STOP)
decoder->mode_switched = 1;
decoder->status = CEDARV_STATUS_PLAY;
return CEDARV_RESULT_OK;
}
case CEDARV_COMMAND_FORWARD:
{
if(decoder->status != CEDARV_STATUS_PLAY)
return CEDARV_RESULT_ERR_FAIL;
decoder->status = CEDARV_STATUS_FORWARD;
decoder->mode_switched = 1;
return CEDARV_RESULT_OK;
}
case CEDARV_COMMAND_BACKWARD:
{
if(decoder->status != CEDARV_STATUS_PLAY)
return CEDARV_RESULT_ERR_FAIL;
decoder->status = CEDARV_STATUS_BACKWARD;
decoder->mode_switched = 1;
return CEDARV_RESULT_OK;
}
case CEDARV_COMMAND_STOP:
{
if(decoder->status != CEDARV_STATUS_PLAY && decoder->status != CEDARV_STATUS_FORWARD && decoder->status != CEDARV_STATUS_BACKWARD)
return CEDARV_RESULT_ERR_FAIL;
decoder->status = CEDARV_STATUS_STOP;
decoder->mode_switched = 1;
return CEDARV_RESULT_OK;
}
case CEDARV_COMMAND_ROTATE:
{
if(param > 5)
return CEDARV_RESULT_ERR_FAIL;
decoder->config_info.rotate_angle = param;
if(param != 0)
decoder->config_info.rotate_enable = 1;
return CEDARV_RESULT_OK;
}
case CEDARV_COMMAND_JUMP:
{
libve_reset(0, decoder->ve);
mem_set(&decoder->cur_stream_part, 0, sizeof(vstream_data_t));
vbv_reset(decoder->vbv);
if(p->free_vbs_buffer_sem != NULL)
p->free_vbs_buffer_sem(p->cedarx_cookie);
if(decoder->fbm != NULL)
{
fbm_flush(decoder->fbm);
if(p->release_frame_buffer_sem != NULL)
p->release_frame_buffer_sem(p->cedarx_cookie);
}
return CEDARV_RESULT_OK;
}
// case VDEC_QUERY_VBSBUFFER_USAGE_CMD:
// {
// s32 usage1, usage2;
//
// if(p->vbv != NULL && vbv_get_buffer_size(p->vbv) != 0)
// {
// usage1 = vbv_get_valid_data_size(p->vbv) * 100 / vbv_get_buffer_size(p->vbv);
// usage2 = vbv_get_valid_frame_num(p->vbv) * 100 / vbv_get_max_stream_frame_num(p->vbv);
//
// return (usage1 > usage2) ? usage1 : usage2;
// }
//
// return 0;
// }
case CEDARV_COMMAND_SET_TOTALMEMSIZE:
{
decoder->remainMemorySize = param;
return CEDARV_RESULT_OK;
}
case CEDARV_COMMAND_PREVIEW_MODE:
{
decoder->status = CEDARV_STATUS_PREVIEW;
return CEDARV_RESULT_OK;
}
default:
return CEDARV_RESULT_ERR_FAIL;
}
}
