| /* INTEL CONFIDENTIAL |
| * Copyright (c) 2009-2011 Intel Corporation. All rights reserved. |
| * |
| * The source code contained or described herein and all documents |
| * related to the source code ("Material") are owned by Intel |
| * Corporation or its suppliers or licensors. Title to the |
| * Material remains with Intel Corporation or its suppliers and |
| * licensors. The Material contains trade secrets and proprietary |
| * and confidential information of Intel or its suppliers and |
| * licensors. The Material is protected by worldwide copyright and |
| * trade secret laws and treaty provisions. No part of the Material |
| * may be used, copied, reproduced, modified, published, uploaded, |
| * posted, transmitted, distributed, or disclosed in any way without |
| * Intel's prior express written permission. |
| * |
| * No license under any patent, copyright, trade secret or other |
| * intellectual property right is granted to or conferred upon you |
| * by disclosure or delivery of the Materials, either expressly, by |
| * implication, inducement, estoppel or otherwise. Any license |
| * under such intellectual property rights must be express and |
| * approved by Intel in writing. |
| * |
| */ |
| |
| #include <va/va.h> |
| #include "VideoDecoderBase.h" |
| #include "VideoDecoderAVC.h" |
| #include "VideoDecoderTrace.h" |
| #include "vbp_loader.h" |
| #include "VideoDecoderAVCSecure.h" |
| #include "VideoFrameInfo.h" |
| |
| #define MAX_SLICEHEADER_BUFFER_SIZE 4096 |
| #define STARTCODE_PREFIX_LEN 3 |
| #define NALU_TYPE_MASK 0x1F |
| #define MAX_NALU_HEADER_BUFFER 8192 |
| static const uint8_t startcodePrefix[STARTCODE_PREFIX_LEN] = {0x00, 0x00, 0x01}; |
| |
| /* H264 start code values */ |
| typedef enum _h264_nal_unit_type |
| { |
| h264_NAL_UNIT_TYPE_unspecified = 0, |
| h264_NAL_UNIT_TYPE_SLICE, |
| h264_NAL_UNIT_TYPE_DPA, |
| h264_NAL_UNIT_TYPE_DPB, |
| h264_NAL_UNIT_TYPE_DPC, |
| h264_NAL_UNIT_TYPE_IDR, |
| h264_NAL_UNIT_TYPE_SEI, |
| h264_NAL_UNIT_TYPE_SPS, |
| h264_NAL_UNIT_TYPE_PPS, |
| h264_NAL_UNIT_TYPE_Acc_unit_delimiter, |
| h264_NAL_UNIT_TYPE_EOSeq, |
| h264_NAL_UNIT_TYPE_EOstream, |
| h264_NAL_UNIT_TYPE_filler_data, |
| h264_NAL_UNIT_TYPE_SPS_extension, |
| h264_NAL_UNIT_TYPE_ACP = 19, |
| h264_NAL_UNIT_TYPE_Slice_extension = 20 |
| } h264_nal_unit_type_t; |
| |
| VideoDecoderAVCSecure::VideoDecoderAVCSecure(const char *mimeType) |
| : VideoDecoderAVC(mimeType){ |
| mFrameSize = 0; |
| mFrameData = NULL; |
| mIsEncryptData = 0; |
| mClearData = NULL; |
| mCachedHeader = NULL; |
| setParserType(VBP_H264SECURE); |
| mFrameIdx = 0; |
| mModularMode = 0; |
| mSliceNum = 0; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::start(VideoConfigBuffer *buffer) { |
| VTRACE("VideoDecoderAVCSecure::start"); |
| |
| Decode_Status status = VideoDecoderAVC::start(buffer); |
| if (status != DECODE_SUCCESS) { |
| return status; |
| } |
| |
| mClearData = new uint8_t [MAX_NALU_HEADER_BUFFER]; |
| if (mClearData == NULL) { |
| ETRACE("Failed to allocate memory for mClearData"); |
| return DECODE_MEMORY_FAIL; |
| } |
| |
| mCachedHeader= new uint8_t [MAX_SLICEHEADER_BUFFER_SIZE]; |
| if (mCachedHeader == NULL) { |
| ETRACE("Failed to allocate memory for mCachedHeader"); |
| return DECODE_MEMORY_FAIL; |
| } |
| |
| return status; |
| } |
| |
| void VideoDecoderAVCSecure::stop(void) { |
| VTRACE("VideoDecoderAVCSecure::stop"); |
| VideoDecoderAVC::stop(); |
| |
| if (mClearData) { |
| delete [] mClearData; |
| mClearData = NULL; |
| } |
| |
| if (mCachedHeader) { |
| delete [] mCachedHeader; |
| mCachedHeader = NULL; |
| } |
| } |
| Decode_Status VideoDecoderAVCSecure::processModularInputBuffer(VideoDecodeBuffer *buffer, vbp_data_h264 **data) |
| { |
| VTRACE("processModularInputBuffer +++"); |
| Decode_Status status; |
| int32_t clear_data_size = 0; |
| uint8_t *clear_data = NULL; |
| |
| int32_t nalu_num = 0; |
| uint8_t nalu_type = 0; |
| int32_t nalu_offset = 0; |
| uint32_t nalu_size = 0; |
| uint8_t naluType = 0; |
| uint8_t *nalu_data = NULL; |
| uint32_t sliceidx = 0; |
| |
| frame_info_t *pFrameInfo = NULL; |
| mSliceNum = 0; |
| memset(&mSliceInfo, 0, sizeof(mSliceInfo)); |
| mIsEncryptData = 0; |
| |
| if (buffer->flag & IS_SECURE_DATA) { |
| VTRACE("Decoding protected video ..."); |
| pFrameInfo = (frame_info_t *) buffer->data; |
| if (pFrameInfo == NULL) { |
| ETRACE("Invalid parameter: pFrameInfo is NULL!"); |
| return DECODE_MEMORY_FAIL; |
| } |
| |
| mFrameData = pFrameInfo->data; |
| mFrameSize = pFrameInfo->size; |
| VTRACE("mFrameData = %p, mFrameSize = %d", mFrameData, mFrameSize); |
| |
| nalu_num = pFrameInfo->num_nalus; |
| VTRACE("nalu_num = %d", nalu_num); |
| |
| if (nalu_num <= 0 || nalu_num >= MAX_NUM_NALUS) { |
| ETRACE("Invalid parameter: nalu_num = %d", nalu_num); |
| return DECODE_MEMORY_FAIL; |
| } |
| |
| for (int32_t i = 0; i < nalu_num; i++) { |
| |
| nalu_size = pFrameInfo->nalus[i].length; |
| nalu_type = pFrameInfo->nalus[i].type; |
| nalu_offset = pFrameInfo->nalus[i].offset; |
| nalu_data = pFrameInfo->nalus[i].data; |
| naluType = nalu_type & NALU_TYPE_MASK; |
| |
| VTRACE("nalu_type = 0x%x, nalu_size = %d, nalu_offset = 0x%x", nalu_type, nalu_size, nalu_offset); |
| |
| if (naluType >= h264_NAL_UNIT_TYPE_SLICE && naluType <= h264_NAL_UNIT_TYPE_IDR) { |
| |
| mIsEncryptData = 1; |
| VTRACE("slice idx = %d", sliceidx); |
| mSliceInfo[sliceidx].sliceHeaderByte = nalu_type; |
| mSliceInfo[sliceidx].sliceStartOffset = (nalu_offset >> 4) << 4; |
| mSliceInfo[sliceidx].sliceByteOffset = nalu_offset - mSliceInfo[sliceidx].sliceStartOffset; |
| mSliceInfo[sliceidx].sliceLength = mSliceInfo[sliceidx].sliceByteOffset + nalu_size; |
| mSliceInfo[sliceidx].sliceSize = (mSliceInfo[sliceidx].sliceByteOffset + nalu_size + 0xF) & ~0xF; |
| VTRACE("sliceHeaderByte = 0x%x", mSliceInfo[sliceidx].sliceHeaderByte); |
| VTRACE("sliceStartOffset = %d", mSliceInfo[sliceidx].sliceStartOffset); |
| VTRACE("sliceByteOffset = %d", mSliceInfo[sliceidx].sliceByteOffset); |
| VTRACE("sliceSize = %d", mSliceInfo[sliceidx].sliceSize); |
| VTRACE("sliceLength = %d", mSliceInfo[sliceidx].sliceLength); |
| |
| #if 0 |
| uint32_t testsize; |
| uint8_t *testdata; |
| testsize = mSliceInfo[sliceidx].sliceSize > 64 ? 64 : mSliceInfo[sliceidx].sliceSize ; |
| testdata = (uint8_t *)(mFrameData); |
| for (int i = 0; i < testsize; i++) { |
| VTRACE("testdata[%d] = 0x%x", i, testdata[i]); |
| } |
| #endif |
| sliceidx++; |
| |
| } else if (naluType == h264_NAL_UNIT_TYPE_SPS || naluType == h264_NAL_UNIT_TYPE_PPS) { |
| if (nalu_data == NULL) { |
| ETRACE("Invalid parameter: nalu_data = NULL for naluType 0x%x", naluType); |
| return DECODE_MEMORY_FAIL; |
| } |
| memcpy(mClearData + clear_data_size, |
| nalu_data, |
| nalu_size); |
| clear_data_size += nalu_size; |
| } else { |
| ITRACE("Nalu type = 0x%x is skipped", naluType); |
| continue; |
| } |
| } |
| clear_data = mClearData; |
| mSliceNum = sliceidx; |
| |
| } else { |
| VTRACE("Decoding clear video ..."); |
| mIsEncryptData = 0; |
| mFrameSize = buffer->size; |
| mFrameData = buffer->data; |
| clear_data = buffer->data; |
| clear_data_size = buffer->size; |
| } |
| |
| if (clear_data_size > 0) { |
| status = VideoDecoderBase::parseBuffer( |
| clear_data, |
| clear_data_size, |
| false, |
| (void**)data); |
| CHECK_STATUS("VideoDecoderBase::parseBuffer"); |
| } else { |
| status = VideoDecoderBase::queryBuffer((void**)data); |
| CHECK_STATUS("VideoDecoderBase::queryBuffer"); |
| } |
| return DECODE_SUCCESS; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::processClassicInputBuffer(VideoDecodeBuffer *buffer, vbp_data_h264 **data) |
| { |
| Decode_Status status; |
| int32_t clear_data_size = 0; |
| uint8_t *clear_data = NULL; |
| uint8_t naluType = 0; |
| |
| int32_t num_nalus; |
| int32_t nalu_offset; |
| int32_t offset; |
| uint8_t *data_src; |
| uint8_t *nalu_data; |
| uint32_t nalu_size; |
| |
| if (buffer->flag & IS_SECURE_DATA) { |
| VTRACE("Decoding protected video ..."); |
| mIsEncryptData = 1; |
| |
| mFrameData = buffer->data; |
| mFrameSize = buffer->size; |
| VTRACE("mFrameData = %p, mFrameSize = %d", mFrameData, mFrameSize); |
| num_nalus = *(uint32_t *)(buffer->data + buffer->size + sizeof(uint32_t)); |
| VTRACE("num_nalus = %d", num_nalus); |
| offset = 4; |
| for (int32_t i = 0; i < num_nalus; i++) { |
| VTRACE("%d nalu, offset = %d", i, offset); |
| data_src = buffer->data + buffer->size + sizeof(uint32_t) + offset; |
| nalu_size = *(uint32_t *)(data_src + 2 * sizeof(uint32_t)); |
| nalu_size = (nalu_size + 0x03) & (~0x03); |
| |
| nalu_data = data_src + 3 *sizeof(uint32_t); |
| naluType = nalu_data[0] & NALU_TYPE_MASK; |
| offset += nalu_size + 3 *sizeof(uint32_t); |
| VTRACE("naluType = 0x%x", naluType); |
| VTRACE("nalu_size = %d, nalu_data = %p", nalu_size, nalu_data); |
| |
| if (naluType >= h264_NAL_UNIT_TYPE_SLICE && naluType <= h264_NAL_UNIT_TYPE_IDR) { |
| ETRACE("Slice NALU received!"); |
| return DECODE_INVALID_DATA; |
| } |
| |
| else if (naluType >= h264_NAL_UNIT_TYPE_SEI && naluType <= h264_NAL_UNIT_TYPE_PPS) { |
| memcpy(mClearData + clear_data_size, |
| startcodePrefix, |
| STARTCODE_PREFIX_LEN); |
| clear_data_size += STARTCODE_PREFIX_LEN; |
| memcpy(mClearData + clear_data_size, |
| nalu_data, |
| nalu_size); |
| clear_data_size += nalu_size; |
| } else { |
| ETRACE("Failure: DECODE_FRAME_DROPPED"); |
| return DECODE_FRAME_DROPPED; |
| } |
| } |
| clear_data = mClearData; |
| } else { |
| VTRACE("Decoding clear video ..."); |
| mIsEncryptData = 0; |
| mFrameSize = buffer->size; |
| mFrameData = buffer->data; |
| clear_data = buffer->data; |
| clear_data_size = buffer->size; |
| } |
| |
| if (clear_data_size > 0) { |
| status = VideoDecoderBase::parseBuffer( |
| clear_data, |
| clear_data_size, |
| false, |
| (void**)data); |
| CHECK_STATUS("VideoDecoderBase::parseBuffer"); |
| } else { |
| status = VideoDecoderBase::queryBuffer((void**)data); |
| CHECK_STATUS("VideoDecoderBase::queryBuffer"); |
| } |
| return DECODE_SUCCESS; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::decode(VideoDecodeBuffer *buffer) { |
| VTRACE("VideoDecoderAVCSecure::decode"); |
| Decode_Status status; |
| vbp_data_h264 *data = NULL; |
| if (buffer == NULL) { |
| return DECODE_INVALID_DATA; |
| } |
| |
| #if 0 |
| uint32_t testsize; |
| uint8_t *testdata; |
| testsize = buffer->size > 16 ? 16:buffer->size ; |
| testdata = (uint8_t *)(buffer->data); |
| for (int i = 0; i < 16; i++) { |
| VTRACE("testdata[%d] = 0x%x", i, testdata[i]); |
| } |
| #endif |
| if (buffer->flag & IS_SUBSAMPLE_ENCRYPTION) { |
| mModularMode = 1; |
| } |
| |
| if (mModularMode) { |
| status = processModularInputBuffer(buffer,&data); |
| CHECK_STATUS("processModularInputBuffer"); |
| } |
| else { |
| status = processClassicInputBuffer(buffer,&data); |
| CHECK_STATUS("processClassicInputBuffer"); |
| } |
| |
| if (!mVAStarted) { |
| if (data->has_sps && data->has_pps) { |
| status = startVA(data); |
| CHECK_STATUS("startVA"); |
| } else { |
| WTRACE("Can't start VA as either SPS or PPS is still not available."); |
| return DECODE_SUCCESS; |
| } |
| } |
| |
| status = decodeFrame(buffer, data); |
| |
| return status; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::decodeFrame(VideoDecodeBuffer *buffer, vbp_data_h264 *data) { |
| VTRACE("VideoDecoderAVCSecure::decodeFrame"); |
| Decode_Status status; |
| VTRACE("data->has_sps = %d, data->has_pps = %d", data->has_sps, data->has_pps); |
| |
| #if 0 |
| // Don't remove the following codes, it can be enabled for debugging DPB. |
| for (unsigned int i = 0; i < data->num_pictures; i++) { |
| VAPictureH264 &pic = data->pic_data[i].pic_parms->CurrPic; |
| VTRACE("%d: decoding frame %.2f, poc top = %d, poc bottom = %d, flags = %d, reference = %d", |
| i, |
| buffer->timeStamp/1E6, |
| pic.TopFieldOrderCnt, |
| pic.BottomFieldOrderCnt, |
| pic.flags, |
| (pic.flags & VA_PICTURE_H264_SHORT_TERM_REFERENCE) || |
| (pic.flags & VA_PICTURE_H264_LONG_TERM_REFERENCE)); |
| } |
| #endif |
| |
| if (data->new_sps || data->new_pps) { |
| status = handleNewSequence(data); |
| CHECK_STATUS("handleNewSequence"); |
| } |
| |
| if (mModularMode && (!mIsEncryptData)) { |
| if (data->pic_data[0].num_slices == 0) { |
| ITRACE("No slice available for decoding."); |
| status = mSizeChanged ? DECODE_FORMAT_CHANGE : DECODE_SUCCESS; |
| mSizeChanged = false; |
| return status; |
| } |
| } |
| |
| uint64_t lastPTS = mCurrentPTS; |
| mCurrentPTS = buffer->timeStamp; |
| |
| // start decoding a new frame |
| status = acquireSurfaceBuffer(); |
| CHECK_STATUS("acquireSurfaceBuffer"); |
| |
| if (mModularMode) { |
| parseModularSliceHeader(buffer,data); |
| } |
| else { |
| parseClassicSliceHeader(buffer,data); |
| } |
| |
| if (status != DECODE_SUCCESS) { |
| endDecodingFrame(true); |
| return status; |
| } |
| |
| status = beginDecodingFrame(data); |
| CHECK_STATUS("beginDecodingFrame"); |
| |
| // finish decoding the last frame |
| status = endDecodingFrame(false); |
| CHECK_STATUS("endDecodingFrame"); |
| |
| if (isNewFrame(data, lastPTS == mCurrentPTS) == 0) { |
| ETRACE("Can't handle interlaced frames yet"); |
| return DECODE_FAIL; |
| } |
| |
| return DECODE_SUCCESS; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::beginDecodingFrame(vbp_data_h264 *data) { |
| VTRACE("VideoDecoderAVCSecure::beginDecodingFrame"); |
| Decode_Status status; |
| VAPictureH264 *picture = &(data->pic_data[0].pic_parms->CurrPic); |
| if ((picture->flags & VA_PICTURE_H264_SHORT_TERM_REFERENCE) || |
| (picture->flags & VA_PICTURE_H264_LONG_TERM_REFERENCE)) { |
| mAcquiredBuffer->referenceFrame = true; |
| } else { |
| mAcquiredBuffer->referenceFrame = false; |
| } |
| |
| if (picture->flags & VA_PICTURE_H264_TOP_FIELD) { |
| mAcquiredBuffer->renderBuffer.scanFormat = VA_BOTTOM_FIELD | VA_TOP_FIELD; |
| } else { |
| mAcquiredBuffer->renderBuffer.scanFormat = VA_FRAME_PICTURE; |
| } |
| |
| mAcquiredBuffer->renderBuffer.flag = 0; |
| mAcquiredBuffer->renderBuffer.timeStamp = mCurrentPTS; |
| mAcquiredBuffer->pictureOrder = getPOC(picture); |
| |
| if (mSizeChanged) { |
| mAcquiredBuffer->renderBuffer.flag |= IS_RESOLUTION_CHANGE; |
| mSizeChanged = false; |
| } |
| |
| status = continueDecodingFrame(data); |
| return status; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::continueDecodingFrame(vbp_data_h264 *data) { |
| VTRACE("VideoDecoderAVCSecure::continueDecodingFrame"); |
| Decode_Status status; |
| vbp_picture_data_h264 *picData = data->pic_data; |
| |
| if (mAcquiredBuffer == NULL || mAcquiredBuffer->renderBuffer.surface == VA_INVALID_SURFACE) { |
| ETRACE("mAcquiredBuffer is NULL. Implementation bug."); |
| return DECODE_FAIL; |
| } |
| VTRACE("data->num_pictures = %d", data->num_pictures); |
| for (uint32_t picIndex = 0; picIndex < data->num_pictures; picIndex++, picData++) { |
| if (picData == NULL || picData->pic_parms == NULL || picData->slc_data == NULL || picData->num_slices == 0) { |
| return DECODE_PARSER_FAIL; |
| } |
| |
| if (picIndex > 0 && |
| (picData->pic_parms->CurrPic.flags & (VA_PICTURE_H264_TOP_FIELD | VA_PICTURE_H264_BOTTOM_FIELD)) == 0) { |
| ETRACE("Packed frame is not supported yet!"); |
| return DECODE_FAIL; |
| } |
| VTRACE("picData->num_slices = %d", picData->num_slices); |
| for (uint32_t sliceIndex = 0; sliceIndex < picData->num_slices; sliceIndex++) { |
| status = decodeSlice(data, picIndex, sliceIndex); |
| if (status != DECODE_SUCCESS) { |
| endDecodingFrame(true); |
| // remove current frame from DPB as it can't be decoded. |
| removeReferenceFromDPB(picData->pic_parms); |
| return status; |
| } |
| } |
| } |
| mDecodingFrame = true; |
| |
| return DECODE_SUCCESS; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::parseClassicSliceHeader(VideoDecodeBuffer *buffer, vbp_data_h264 *data) { |
| Decode_Status status; |
| VAStatus vaStatus; |
| |
| VABufferID sliceheaderbufferID; |
| VABufferID pictureparameterparsingbufferID; |
| VABufferID mSlicebufferID; |
| |
| if (mFrameSize <= 0) { |
| return DECODE_SUCCESS; |
| } |
| vaStatus = vaBeginPicture(mVADisplay, mVAContext, mAcquiredBuffer->renderBuffer.surface); |
| CHECK_VA_STATUS("vaBeginPicture"); |
| |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VAParseSliceHeaderGroupBufferType, |
| MAX_SLICEHEADER_BUFFER_SIZE, |
| 1, |
| NULL, |
| &sliceheaderbufferID); |
| CHECK_VA_STATUS("vaCreateSliceHeaderGroupBuffer"); |
| |
| void *sliceheaderbuf; |
| vaStatus = vaMapBuffer( |
| mVADisplay, |
| sliceheaderbufferID, |
| &sliceheaderbuf); |
| CHECK_VA_STATUS("vaMapBuffer"); |
| |
| memset(sliceheaderbuf, 0, MAX_SLICEHEADER_BUFFER_SIZE); |
| |
| vaStatus = vaUnmapBuffer( |
| mVADisplay, |
| sliceheaderbufferID); |
| CHECK_VA_STATUS("vaUnmapBuffer"); |
| |
| |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VASliceDataBufferType, |
| mFrameSize, //size |
| 1, //num_elements |
| mFrameData, |
| &mSlicebufferID); |
| CHECK_VA_STATUS("vaCreateSliceDataBuffer"); |
| |
| data->pic_parse_buffer->frame_buf_id = mSlicebufferID; |
| data->pic_parse_buffer->slice_headers_buf_id = sliceheaderbufferID; |
| data->pic_parse_buffer->frame_size = mFrameSize; |
| data->pic_parse_buffer->slice_headers_size = MAX_SLICEHEADER_BUFFER_SIZE; |
| |
| #if 0 |
| |
| VTRACE("flags.bits.frame_mbs_only_flag = %d", data->pic_parse_buffer->flags.bits.frame_mbs_only_flag); |
| VTRACE("flags.bits.pic_order_present_flag = %d", data->pic_parse_buffer->flags.bits.pic_order_present_flag); |
| VTRACE("flags.bits.delta_pic_order_always_zero_flag = %d", data->pic_parse_buffer->flags.bits.delta_pic_order_always_zero_flag); |
| VTRACE("flags.bits.redundant_pic_cnt_present_flag = %d", data->pic_parse_buffer->flags.bits.redundant_pic_cnt_present_flag); |
| VTRACE("flags.bits.weighted_pred_flag = %d", data->pic_parse_buffer->flags.bits.weighted_pred_flag); |
| VTRACE("flags.bits.entropy_coding_mode_flag = %d", data->pic_parse_buffer->flags.bits.entropy_coding_mode_flag); |
| VTRACE("flags.bits.deblocking_filter_control_present_flag = %d", data->pic_parse_buffer->flags.bits.deblocking_filter_control_present_flag); |
| VTRACE("flags.bits.weighted_bipred_idc = %d", data->pic_parse_buffer->flags.bits.weighted_bipred_idc); |
| |
| VTRACE("pic_parse_buffer->expected_pic_parameter_set_id = %d", data->pic_parse_buffer->expected_pic_parameter_set_id); |
| VTRACE("pic_parse_buffer->num_slice_groups_minus1 = %d", data->pic_parse_buffer->num_slice_groups_minus1); |
| VTRACE("pic_parse_buffer->chroma_format_idc = %d", data->pic_parse_buffer->chroma_format_idc); |
| VTRACE("pic_parse_buffer->log2_max_pic_order_cnt_lsb_minus4 = %d", data->pic_parse_buffer->log2_max_pic_order_cnt_lsb_minus4); |
| VTRACE("pic_parse_buffer->pic_order_cnt_type = %d", data->pic_parse_buffer->pic_order_cnt_type); |
| VTRACE("pic_parse_buffer->residual_colour_transform_flag = %d", data->pic_parse_buffer->residual_colour_transform_flag); |
| VTRACE("pic_parse_buffer->num_ref_idc_l0_active_minus1 = %d", data->pic_parse_buffer->num_ref_idc_l0_active_minus1); |
| VTRACE("pic_parse_buffer->num_ref_idc_l1_active_minus1 = %d", data->pic_parse_buffer->num_ref_idc_l1_active_minus1); |
| #endif |
| |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VAParsePictureParameterBufferType, |
| sizeof(VAParsePictureParameterBuffer), |
| 1, |
| data->pic_parse_buffer, |
| &pictureparameterparsingbufferID); |
| CHECK_VA_STATUS("vaCreatePictureParameterParsingBuffer"); |
| |
| vaStatus = vaRenderPicture( |
| mVADisplay, |
| mVAContext, |
| &pictureparameterparsingbufferID, |
| 1); |
| CHECK_VA_STATUS("vaRenderPicture"); |
| |
| vaStatus = vaMapBuffer( |
| mVADisplay, |
| sliceheaderbufferID, |
| &sliceheaderbuf); |
| CHECK_VA_STATUS("vaMapBuffer"); |
| |
| status = updateSliceParameter(data,sliceheaderbuf); |
| CHECK_STATUS("processSliceHeader"); |
| |
| vaStatus = vaUnmapBuffer( |
| mVADisplay, |
| sliceheaderbufferID); |
| CHECK_VA_STATUS("vaUnmapBuffer"); |
| |
| return DECODE_SUCCESS; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::parseModularSliceHeader(VideoDecodeBuffer *buffer, vbp_data_h264 *data) { |
| Decode_Status status; |
| VAStatus vaStatus; |
| |
| VABufferID sliceheaderbufferID; |
| VABufferID pictureparameterparsingbufferID; |
| VABufferID mSlicebufferID; |
| int32_t sliceIdx; |
| |
| vaStatus = vaBeginPicture(mVADisplay, mVAContext, mAcquiredBuffer->renderBuffer.surface); |
| CHECK_VA_STATUS("vaBeginPicture"); |
| |
| if (mFrameSize <= 0 || mSliceNum <=0) { |
| return DECODE_SUCCESS; |
| } |
| void *sliceheaderbuf; |
| memset(mCachedHeader, 0, MAX_SLICEHEADER_BUFFER_SIZE); |
| int32_t offset = 0; |
| int32_t size = 0; |
| |
| for (sliceIdx = 0; sliceIdx < mSliceNum; sliceIdx++) { |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VAParseSliceHeaderGroupBufferType, |
| MAX_SLICEHEADER_BUFFER_SIZE, |
| 1, |
| NULL, |
| &sliceheaderbufferID); |
| CHECK_VA_STATUS("vaCreateSliceHeaderGroupBuffer"); |
| |
| vaStatus = vaMapBuffer( |
| mVADisplay, |
| sliceheaderbufferID, |
| &sliceheaderbuf); |
| CHECK_VA_STATUS("vaMapBuffer"); |
| |
| memset(sliceheaderbuf, 0, MAX_SLICEHEADER_BUFFER_SIZE); |
| |
| vaStatus = vaUnmapBuffer( |
| mVADisplay, |
| sliceheaderbufferID); |
| CHECK_VA_STATUS("vaUnmapBuffer"); |
| |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VASliceDataBufferType, |
| mSliceInfo[sliceIdx].sliceSize, //size |
| 1, //num_elements |
| mFrameData + mSliceInfo[sliceIdx].sliceStartOffset, |
| &mSlicebufferID); |
| CHECK_VA_STATUS("vaCreateSliceDataBuffer"); |
| |
| data->pic_parse_buffer->frame_buf_id = mSlicebufferID; |
| data->pic_parse_buffer->slice_headers_buf_id = sliceheaderbufferID; |
| data->pic_parse_buffer->frame_size = mSliceInfo[sliceIdx].sliceLength; |
| data->pic_parse_buffer->slice_headers_size = MAX_SLICEHEADER_BUFFER_SIZE; |
| data->pic_parse_buffer->nalu_header.value = mSliceInfo[sliceIdx].sliceHeaderByte; |
| data->pic_parse_buffer->slice_offset = mSliceInfo[sliceIdx].sliceByteOffset; |
| |
| #if 0 |
| VTRACE("data->pic_parse_buffer->slice_offset = 0x%x", data->pic_parse_buffer->slice_offset); |
| VTRACE("pic_parse_buffer->nalu_header.value = %x", data->pic_parse_buffer->nalu_header.value = mSliceInfo[sliceIdx].sliceHeaderByte); |
| VTRACE("flags.bits.frame_mbs_only_flag = %d", data->pic_parse_buffer->flags.bits.frame_mbs_only_flag); |
| VTRACE("flags.bits.pic_order_present_flag = %d", data->pic_parse_buffer->flags.bits.pic_order_present_flag); |
| VTRACE("flags.bits.delta_pic_order_always_zero_flag = %d", data->pic_parse_buffer->flags.bits.delta_pic_order_always_zero_flag); |
| VTRACE("flags.bits.redundant_pic_cnt_present_flag = %d", data->pic_parse_buffer->flags.bits.redundant_pic_cnt_present_flag); |
| VTRACE("flags.bits.weighted_pred_flag = %d", data->pic_parse_buffer->flags.bits.weighted_pred_flag); |
| VTRACE("flags.bits.entropy_coding_mode_flag = %d", data->pic_parse_buffer->flags.bits.entropy_coding_mode_flag); |
| VTRACE("flags.bits.deblocking_filter_control_present_flag = %d", data->pic_parse_buffer->flags.bits.deblocking_filter_control_present_flag); |
| VTRACE("flags.bits.weighted_bipred_idc = %d", data->pic_parse_buffer->flags.bits.weighted_bipred_idc); |
| VTRACE("pic_parse_buffer->expected_pic_parameter_set_id = %d", data->pic_parse_buffer->expected_pic_parameter_set_id); |
| VTRACE("pic_parse_buffer->num_slice_groups_minus1 = %d", data->pic_parse_buffer->num_slice_groups_minus1); |
| VTRACE("pic_parse_buffer->chroma_format_idc = %d", data->pic_parse_buffer->chroma_format_idc); |
| VTRACE("pic_parse_buffer->log2_max_pic_order_cnt_lsb_minus4 = %d", data->pic_parse_buffer->log2_max_pic_order_cnt_lsb_minus4); |
| VTRACE("pic_parse_buffer->pic_order_cnt_type = %d", data->pic_parse_buffer->pic_order_cnt_type); |
| VTRACE("pic_parse_buffer->residual_colour_transform_flag = %d", data->pic_parse_buffer->residual_colour_transform_flag); |
| VTRACE("pic_parse_buffer->num_ref_idc_l0_active_minus1 = %d", data->pic_parse_buffer->num_ref_idc_l0_active_minus1); |
| VTRACE("pic_parse_buffer->num_ref_idc_l1_active_minus1 = %d", data->pic_parse_buffer->num_ref_idc_l1_active_minus1); |
| #endif |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VAParsePictureParameterBufferType, |
| sizeof(VAParsePictureParameterBuffer), |
| 1, |
| data->pic_parse_buffer, |
| &pictureparameterparsingbufferID); |
| CHECK_VA_STATUS("vaCreatePictureParameterParsingBuffer"); |
| |
| vaStatus = vaRenderPicture( |
| mVADisplay, |
| mVAContext, |
| &pictureparameterparsingbufferID, |
| 1); |
| CHECK_VA_STATUS("vaRenderPicture"); |
| |
| vaStatus = vaMapBuffer( |
| mVADisplay, |
| sliceheaderbufferID, |
| &sliceheaderbuf); |
| CHECK_VA_STATUS("vaMapBuffer"); |
| |
| size = *(uint32 *)((uint8 *)sliceheaderbuf + 4) + 4; |
| VTRACE("slice header size = 0x%x, offset = 0x%x", size, offset); |
| if (offset + size <= MAX_SLICEHEADER_BUFFER_SIZE - 4) { |
| memcpy(mCachedHeader+offset, sliceheaderbuf, size); |
| offset += size; |
| } else { |
| WTRACE("Cached slice header is not big enough!"); |
| } |
| vaStatus = vaUnmapBuffer( |
| mVADisplay, |
| sliceheaderbufferID); |
| CHECK_VA_STATUS("vaUnmapBuffer"); |
| } |
| memset(mCachedHeader + offset, 0xFF, 4); |
| status = updateSliceParameter(data,mCachedHeader); |
| CHECK_STATUS("processSliceHeader"); |
| return DECODE_SUCCESS; |
| } |
| |
| |
| Decode_Status VideoDecoderAVCSecure::updateSliceParameter(vbp_data_h264 *data, void *sliceheaderbuf) { |
| VTRACE("VideoDecoderAVCSecure::updateSliceParameter"); |
| Decode_Status status; |
| status = VideoDecoderBase::updateBuffer( |
| (uint8_t *)sliceheaderbuf, |
| MAX_SLICEHEADER_BUFFER_SIZE, |
| (void**)&data); |
| CHECK_STATUS("updateBuffer"); |
| return DECODE_SUCCESS; |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::decodeSlice(vbp_data_h264 *data, uint32_t picIndex, uint32_t sliceIndex) { |
| Decode_Status status; |
| VAStatus vaStatus; |
| uint32_t bufferIDCount = 0; |
| // maximum 3 buffers to render a slice: picture parameter, IQMatrix, slice parameter |
| VABufferID bufferIDs[3]; |
| |
| vbp_picture_data_h264 *picData = &(data->pic_data[picIndex]); |
| vbp_slice_data_h264 *sliceData = &(picData->slc_data[sliceIndex]); |
| VAPictureParameterBufferH264 *picParam = picData->pic_parms; |
| VASliceParameterBufferH264 *sliceParam = &(sliceData->slc_parms); |
| uint32_t slice_data_size = 0; |
| uint8_t* slice_data_addr = NULL; |
| |
| if (sliceParam->first_mb_in_slice == 0 || mDecodingFrame == false) { |
| // either condition indicates start of a new frame |
| if (sliceParam->first_mb_in_slice != 0) { |
| WTRACE("The first slice is lost."); |
| } |
| VTRACE("Current frameidx = %d", mFrameIdx++); |
| // Update the reference frames and surface IDs for DPB and current frame |
| status = updateDPB(picParam); |
| CHECK_STATUS("updateDPB"); |
| |
| //We have to provide a hacked DPB rather than complete DPB for libva as workaround |
| status = updateReferenceFrames(picData); |
| CHECK_STATUS("updateReferenceFrames"); |
| |
| mDecodingFrame = true; |
| |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VAPictureParameterBufferType, |
| sizeof(VAPictureParameterBufferH264), |
| 1, |
| picParam, |
| &bufferIDs[bufferIDCount]); |
| CHECK_VA_STATUS("vaCreatePictureParameterBuffer"); |
| bufferIDCount++; |
| |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VAIQMatrixBufferType, |
| sizeof(VAIQMatrixBufferH264), |
| 1, |
| data->IQ_matrix_buf, |
| &bufferIDs[bufferIDCount]); |
| CHECK_VA_STATUS("vaCreateIQMatrixBuffer"); |
| bufferIDCount++; |
| } |
| |
| status = setReference(sliceParam); |
| CHECK_STATUS("setReference"); |
| |
| if (mModularMode) { |
| if (mIsEncryptData) { |
| sliceParam->slice_data_size = mSliceInfo[sliceIndex].sliceSize; |
| slice_data_size = mSliceInfo[sliceIndex].sliceSize; |
| slice_data_addr = mFrameData + mSliceInfo[sliceIndex].sliceStartOffset; |
| } else { |
| slice_data_size = sliceData->slice_size; |
| slice_data_addr = sliceData->buffer_addr + sliceData->slice_offset; |
| } |
| } else { |
| sliceParam->slice_data_size = mFrameSize; |
| slice_data_size = mFrameSize; |
| slice_data_addr = mFrameData; |
| } |
| |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VASliceParameterBufferType, |
| sizeof(VASliceParameterBufferH264), |
| 1, |
| sliceParam, |
| &bufferIDs[bufferIDCount]); |
| CHECK_VA_STATUS("vaCreateSliceParameterBuffer"); |
| bufferIDCount++; |
| |
| vaStatus = vaRenderPicture( |
| mVADisplay, |
| mVAContext, |
| bufferIDs, |
| bufferIDCount); |
| CHECK_VA_STATUS("vaRenderPicture"); |
| |
| VABufferID slicebufferID; |
| |
| vaStatus = vaCreateBuffer( |
| mVADisplay, |
| mVAContext, |
| VASliceDataBufferType, |
| slice_data_size, //size |
| 1, //num_elements |
| slice_data_addr, |
| &slicebufferID); |
| CHECK_VA_STATUS("vaCreateSliceDataBuffer"); |
| |
| vaStatus = vaRenderPicture( |
| mVADisplay, |
| mVAContext, |
| &slicebufferID, |
| 1); |
| CHECK_VA_STATUS("vaRenderPicture"); |
| |
| return DECODE_SUCCESS; |
| |
| } |
| |
| Decode_Status VideoDecoderAVCSecure::getCodecSpecificConfigs( |
| VAProfile profile, VAConfigID *config) |
| { |
| VAStatus vaStatus; |
| VAConfigAttrib attrib[2]; |
| |
| if (config == NULL) { |
| ETRACE("Invalid parameter!"); |
| return DECODE_FAIL; |
| } |
| |
| attrib[0].type = VAConfigAttribRTFormat; |
| attrib[0].value = VA_RT_FORMAT_YUV420; |
| attrib[1].type = VAConfigAttribDecSliceMode; |
| attrib[1].value = VA_DEC_SLICE_MODE_NORMAL; |
| if (mModularMode) { |
| attrib[1].value = VA_DEC_SLICE_MODE_SUBSAMPLE; |
| } |
| |
| vaStatus = vaCreateConfig( |
| mVADisplay, |
| profile, |
| VAEntrypointVLD, |
| &attrib[0], |
| 2, |
| config); |
| CHECK_VA_STATUS("vaCreateConfig"); |
| |
| return DECODE_SUCCESS; |
| } |
