/************************************************************************** * * Copyright 2010 Thomas Balling Sørensen & Orasanu Lucian. * Copyright 2014 Advanced Micro Devices, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ #include "pipe/p_video_codec.h" #include "util/u_handle_table.h" #include "util/u_video.h" #include "vl/vl_vlc.h" #include "va_private.h" VAStatus vlVaBeginPicture(VADriverContextP ctx, VAContextID context_id, VASurfaceID render_target) { vlVaDriver *drv; vlVaContext *context; vlVaSurface *surf; if (!ctx) return VA_STATUS_ERROR_INVALID_CONTEXT; drv = VL_VA_DRIVER(ctx); if (!drv) return VA_STATUS_ERROR_INVALID_CONTEXT; context = handle_table_get(drv->htab, context_id); if (!context) return VA_STATUS_ERROR_INVALID_CONTEXT; surf = handle_table_get(drv->htab, render_target); if (!surf || !surf->buffer) return VA_STATUS_ERROR_INVALID_SURFACE; context->target = surf->buffer; context->decoder->begin_frame(context->decoder, context->target, NULL); return VA_STATUS_SUCCESS; } static void getReferenceFrame(vlVaDriver *drv, VASurfaceID surface_id, struct pipe_video_buffer **ref_frame) { vlVaSurface *surf = handle_table_get(drv->htab, surface_id); if (surf) *ref_frame = surf->buffer; else *ref_frame = NULL; } static void handlePictureParameterBuffer(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf) { VAPictureParameterBufferMPEG2 *mpeg2; VAPictureParameterBufferH264 *h264; VAPictureParameterBufferVC1 * vc1; switch (u_reduce_video_profile(context->decoder->profile)) { case PIPE_VIDEO_FORMAT_MPEG12: assert(buf->size >= sizeof(VAPictureParameterBufferMPEG2) && buf->num_elements == 1); mpeg2 = buf->data; /*horizontal_size;*/ /*vertical_size;*/ getReferenceFrame(drv, mpeg2->forward_reference_picture, &context->desc.mpeg12.ref[0]); getReferenceFrame(drv, mpeg2->backward_reference_picture, &context->desc.mpeg12.ref[1]); context->desc.mpeg12.picture_coding_type = mpeg2->picture_coding_type; context->desc.mpeg12.f_code[0][0] = ((mpeg2->f_code >> 12) & 0xf) - 1; context->desc.mpeg12.f_code[0][1] = ((mpeg2->f_code >> 8) & 0xf) - 1; context->desc.mpeg12.f_code[1][0] = ((mpeg2->f_code >> 4) & 0xf) - 1; context->desc.mpeg12.f_code[1][1] = (mpeg2->f_code & 0xf) - 1; context->desc.mpeg12.intra_dc_precision = mpeg2->picture_coding_extension.bits.intra_dc_precision; context->desc.mpeg12.picture_structure = mpeg2->picture_coding_extension.bits.picture_structure; context->desc.mpeg12.top_field_first = mpeg2->picture_coding_extension.bits.top_field_first; context->desc.mpeg12.frame_pred_frame_dct = mpeg2->picture_coding_extension.bits.frame_pred_frame_dct; context->desc.mpeg12.concealment_motion_vectors = mpeg2->picture_coding_extension.bits.concealment_motion_vectors; context->desc.mpeg12.q_scale_type = mpeg2->picture_coding_extension.bits.q_scale_type; context->desc.mpeg12.intra_vlc_format = mpeg2->picture_coding_extension.bits.intra_vlc_format; context->desc.mpeg12.alternate_scan = mpeg2->picture_coding_extension.bits.alternate_scan; /*repeat_first_field*/ /*progressive_frame*/ /*is_first_field*/ break; case PIPE_VIDEO_FORMAT_MPEG4_AVC: assert(buf->size >= sizeof(VAPictureParameterBufferH264) && buf->num_elements == 1); h264 = buf->data; /*CurrPic*/ context->desc.h264.field_order_cnt[0] = h264->CurrPic.TopFieldOrderCnt; context->desc.h264.field_order_cnt[1] = h264->CurrPic.BottomFieldOrderCnt; /*ReferenceFrames[16]*/ /*picture_width_in_mbs_minus1*/ /*picture_height_in_mbs_minus1*/ /*bit_depth_luma_minus8*/ /*bit_depth_chroma_minus8*/ context->desc.h264.num_ref_frames = h264->num_ref_frames; /*chroma_format_idc*/ /*residual_colour_transform_flag*/ /*gaps_in_frame_num_value_allowed_flag*/ context->desc.h264.pps->sps->frame_mbs_only_flag = h264->seq_fields.bits.frame_mbs_only_flag; context->desc.h264.pps->sps->mb_adaptive_frame_field_flag = h264->seq_fields.bits.mb_adaptive_frame_field_flag; context->desc.h264.pps->sps->direct_8x8_inference_flag = h264->seq_fields.bits.direct_8x8_inference_flag; /*MinLumaBiPredSize8x8*/ context->desc.h264.pps->sps->log2_max_frame_num_minus4 = h264->seq_fields.bits.log2_max_frame_num_minus4; context->desc.h264.pps->sps->pic_order_cnt_type = h264->seq_fields.bits.pic_order_cnt_type; context->desc.h264.pps->sps->log2_max_pic_order_cnt_lsb_minus4 = h264->seq_fields.bits.log2_max_pic_order_cnt_lsb_minus4; context->desc.h264.pps->sps->delta_pic_order_always_zero_flag = h264->seq_fields.bits.delta_pic_order_always_zero_flag; /*num_slice_groups_minus1*/ /*slice_group_map_type*/ /*slice_group_change_rate_minus1*/ context->desc.h264.pps->pic_init_qp_minus26 = h264->pic_init_qp_minus26; /*pic_init_qs_minus26*/ context->desc.h264.pps->chroma_qp_index_offset = h264->chroma_qp_index_offset; context->desc.h264.pps->second_chroma_qp_index_offset = h264->second_chroma_qp_index_offset; context->desc.h264.pps->entropy_coding_mode_flag = h264->pic_fields.bits.entropy_coding_mode_flag; context->desc.h264.pps->weighted_pred_flag = h264->pic_fields.bits.weighted_pred_flag; context->desc.h264.pps->weighted_bipred_idc = h264->pic_fields.bits.weighted_bipred_idc; context->desc.h264.pps->transform_8x8_mode_flag = h264->pic_fields.bits.transform_8x8_mode_flag; context->desc.h264.field_pic_flag = h264->pic_fields.bits.field_pic_flag; context->desc.h264.pps->constrained_intra_pred_flag = h264->pic_fields.bits.constrained_intra_pred_flag; context->desc.h264.pps->bottom_field_pic_order_in_frame_present_flag = h264->pic_fields.bits.pic_order_present_flag; context->desc.h264.pps->deblocking_filter_control_present_flag = h264->pic_fields.bits.deblocking_filter_control_present_flag; context->desc.h264.pps->redundant_pic_cnt_present_flag = h264->pic_fields.bits.redundant_pic_cnt_present_flag; /*reference_pic_flag*/ context->desc.h264.frame_num = h264->frame_num; break; case PIPE_VIDEO_FORMAT_VC1: assert(buf->size >= sizeof(VAPictureParameterBufferVC1) && buf->num_elements == 1); vc1 = buf->data; getReferenceFrame(drv, vc1->forward_reference_picture, &context->desc.vc1.ref[0]); getReferenceFrame(drv, vc1->backward_reference_picture, &context->desc.vc1.ref[1]); context->desc.vc1.picture_type = vc1->picture_fields.bits.picture_type; context->desc.vc1.frame_coding_mode = vc1->picture_fields.bits.frame_coding_mode; context->desc.vc1.postprocflag = vc1->post_processing != 0; context->desc.vc1.pulldown = vc1->sequence_fields.bits.pulldown; context->desc.vc1.interlace = vc1->sequence_fields.bits.interlace; context->desc.vc1.tfcntrflag = vc1->sequence_fields.bits.tfcntrflag; context->desc.vc1.finterpflag = vc1->sequence_fields.bits.finterpflag; context->desc.vc1.psf = vc1->sequence_fields.bits.psf; context->desc.vc1.dquant = vc1->pic_quantizer_fields.bits.dquant; context->desc.vc1.panscan_flag = vc1->entrypoint_fields.bits.panscan_flag; context->desc.vc1.refdist_flag = vc1->reference_fields.bits.reference_distance_flag; context->desc.vc1.quantizer = vc1->pic_quantizer_fields.bits.quantizer; context->desc.vc1.extended_mv = vc1->mv_fields.bits.extended_mv_flag; context->desc.vc1.extended_dmv = vc1->mv_fields.bits.extended_dmv_flag; context->desc.vc1.overlap = vc1->sequence_fields.bits.overlap; context->desc.vc1.vstransform = vc1->transform_fields.bits.variable_sized_transform_flag; context->desc.vc1.loopfilter = vc1->entrypoint_fields.bits.loopfilter; context->desc.vc1.fastuvmc = vc1->fast_uvmc_flag; context->desc.vc1.range_mapy_flag = vc1->range_mapping_fields.bits.luma_flag; context->desc.vc1.range_mapy = vc1->range_mapping_fields.bits.luma; context->desc.vc1.range_mapuv_flag = vc1->range_mapping_fields.bits.chroma_flag; context->desc.vc1.range_mapuv = vc1->range_mapping_fields.bits.chroma; context->desc.vc1.multires = vc1->sequence_fields.bits.multires; context->desc.vc1.syncmarker = vc1->sequence_fields.bits.syncmarker; context->desc.vc1.rangered = vc1->sequence_fields.bits.rangered; context->desc.vc1.maxbframes = vc1->sequence_fields.bits.max_b_frames; context->desc.vc1.deblockEnable = vc1->post_processing != 0; context->desc.vc1.pquant = vc1->pic_quantizer_fields.bits.pic_quantizer_scale; break; default: break; } } static void handleIQMatrixBuffer(vlVaContext *context, vlVaBuffer *buf) { VAIQMatrixBufferMPEG2 *mpeg2; VAIQMatrixBufferH264 *h264; switch (u_reduce_video_profile(context->decoder->profile)) { case PIPE_VIDEO_FORMAT_MPEG12: assert(buf->size >= sizeof(VAIQMatrixBufferMPEG2) && buf->num_elements == 1); mpeg2 = buf->data; if (mpeg2->load_intra_quantiser_matrix) context->desc.mpeg12.intra_matrix = mpeg2->intra_quantiser_matrix; else context->desc.mpeg12.intra_matrix = NULL; if (mpeg2->load_non_intra_quantiser_matrix) context->desc.mpeg12.non_intra_matrix = mpeg2->non_intra_quantiser_matrix; else context->desc.mpeg12.non_intra_matrix = NULL; break; case PIPE_VIDEO_FORMAT_MPEG4_AVC: assert(buf->size >= sizeof(VAIQMatrixBufferH264) && buf->num_elements == 1); h264 = buf->data; memcpy(&context->desc.h264.pps->ScalingList4x4, h264->ScalingList4x4, 6 * 16); memcpy(&context->desc.h264.pps->ScalingList8x8, h264->ScalingList8x8, 2 * 64); break; default: break; } } static void handleSliceParameterBuffer(vlVaContext *context, vlVaBuffer *buf) { VASliceParameterBufferH264 *h264; switch (u_reduce_video_profile(context->decoder->profile)) { case PIPE_VIDEO_FORMAT_MPEG4_AVC: assert(buf->size >= sizeof(VASliceParameterBufferH264) && buf->num_elements == 1); h264 = buf->data; context->desc.h264.num_ref_idx_l0_active_minus1 = h264->num_ref_idx_l0_active_minus1; context->desc.h264.num_ref_idx_l1_active_minus1 = h264->num_ref_idx_l1_active_minus1; break; default: break; } } static void handleVASliceDataBufferType(vlVaContext *context, vlVaBuffer *buf) { unsigned num_buffers = 0; void * const *buffers[2]; unsigned sizes[2]; enum pipe_video_format format; format = u_reduce_video_profile(context->decoder->profile); if (format == PIPE_VIDEO_FORMAT_MPEG4_AVC || format == PIPE_VIDEO_FORMAT_VC1) { struct vl_vlc vlc = {0}; bool found = false; int peek_bits, i; /* search the first 64 bytes for a startcode */ vl_vlc_init(&vlc, 1, (const void * const*)&buf->data, &buf->size); peek_bits = (format == PIPE_VIDEO_FORMAT_MPEG4_AVC) ? 24 : 32; for (i = 0; i < 64 && vl_vlc_bits_left(&vlc) >= peek_bits; ++i) { uint32_t value = vl_vlc_peekbits(&vlc, peek_bits); if ((format == PIPE_VIDEO_FORMAT_MPEG4_AVC && value == 0x000001) || (format == PIPE_VIDEO_FORMAT_VC1 && (value == 0x0000010d || value == 0x0000010c || value == 0x0000010b))) { found = true; break; } vl_vlc_eatbits(&vlc, 8); vl_vlc_fillbits(&vlc); } /* none found, ok add one manually */ if (!found) { static const uint8_t start_code_h264[] = { 0x00, 0x00, 0x01 }; static const uint8_t start_code_vc1[] = { 0x00, 0x00, 0x01, 0x0d }; if (format == PIPE_VIDEO_FORMAT_MPEG4_AVC) { buffers[num_buffers] = (void *const)&start_code_h264; sizes[num_buffers] = sizeof(start_code_h264); } else { buffers[num_buffers] = (void *const)&start_code_vc1; sizes[num_buffers] = sizeof(start_code_vc1); } ++num_buffers; } } buffers[num_buffers] = buf->data; sizes[num_buffers] = buf->size; ++num_buffers; context->decoder->decode_bitstream(context->decoder, context->target, NULL, num_buffers, (const void * const*)buffers, sizes); } VAStatus vlVaRenderPicture(VADriverContextP ctx, VAContextID context_id, VABufferID *buffers, int num_buffers) { vlVaDriver *drv; vlVaContext *context; unsigned i; if (!ctx) return VA_STATUS_ERROR_INVALID_CONTEXT; drv = VL_VA_DRIVER(ctx); if (!drv) return VA_STATUS_ERROR_INVALID_CONTEXT; context = handle_table_get(drv->htab, context_id); if (!context) return VA_STATUS_ERROR_INVALID_CONTEXT; for (i = 0; i < num_buffers; ++i) { vlVaBuffer *buf = handle_table_get(drv->htab, buffers[i]); if (!buf) return VA_STATUS_ERROR_INVALID_BUFFER; switch (buf->type) { case VAPictureParameterBufferType: handlePictureParameterBuffer(drv, context, buf); break; case VAIQMatrixBufferType: handleIQMatrixBuffer(context, buf); break; case VASliceParameterBufferType: handleSliceParameterBuffer(context, buf); break; case VASliceDataBufferType: handleVASliceDataBufferType(context, buf); break; default: break; } } return VA_STATUS_SUCCESS; } VAStatus vlVaEndPicture(VADriverContextP ctx, VAContextID context_id) { vlVaDriver *drv; vlVaContext *context; if (!ctx) return VA_STATUS_ERROR_INVALID_CONTEXT; drv = VL_VA_DRIVER(ctx); if (!drv) return VA_STATUS_ERROR_INVALID_CONTEXT; context = handle_table_get(drv->htab, context_id); if (!context) return VA_STATUS_ERROR_INVALID_CONTEXT; context->decoder->end_frame(context->decoder, context->target, &context->desc.base); return VA_STATUS_SUCCESS; }