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| /************************************************************************** |
| * |
| * Copyright 2013 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. |
| * |
| **************************************************************************/ |
| |
| /* |
| * Authors: |
| * Christian König <christian.koenig@amd.com> |
| * |
| */ |
| |
| #include <stdio.h> |
| |
| #include "pipe/p_video_codec.h" |
| |
| #include "util/u_video.h" |
| #include "util/u_memory.h" |
| |
| #include "vl/vl_video_buffer.h" |
| |
| #include "r600_pipe_common.h" |
| #include "radeon_video.h" |
| #include "radeon_vce.h" |
| |
| /** |
| * flush commands to the hardware |
| */ |
| static void flush(struct rvce_encoder *enc) |
| { |
| enc->ws->cs_flush(enc->cs, RADEON_FLUSH_ASYNC, NULL, 0); |
| } |
| |
| #if 0 |
| static void dump_feedback(struct rvce_encoder *enc, struct rvid_buffer *fb) |
| { |
| uint32_t *ptr = enc->ws->buffer_map(fb->res->cs_buf, enc->cs, PIPE_TRANSFER_READ_WRITE); |
| unsigned i = 0; |
| fprintf(stderr, "\n"); |
| fprintf(stderr, "encStatus:\t\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "encHasBitstream:\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "encHasAudioBitstream:\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "encBitstreamOffset:\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "encBitstreamSize:\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "encAudioBitstreamOffset:\t%08x\n", ptr[i++]); |
| fprintf(stderr, "encAudioBitstreamSize:\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "encExtrabytes:\t\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "encAudioExtrabytes:\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "videoTimeStamp:\t\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "audioTimeStamp:\t\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "videoOutputType:\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "attributeFlags:\t\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "seiPrivatePackageOffset:\t%08x\n", ptr[i++]); |
| fprintf(stderr, "seiPrivatePackageSize:\t\t%08x\n", ptr[i++]); |
| fprintf(stderr, "\n"); |
| enc->ws->buffer_unmap(fb->res->cs_buf); |
| } |
| #endif |
| |
| /** |
| * reset the CPB handling |
| */ |
| static void reset_cpb(struct rvce_encoder *enc) |
| { |
| unsigned i; |
| |
| LIST_INITHEAD(&enc->cpb_slots); |
| for (i = 0; i < enc->cpb_num; ++i) { |
| struct rvce_cpb_slot *slot = &enc->cpb_array[i]; |
| slot->index = i; |
| slot->picture_type = PIPE_H264_ENC_PICTURE_TYPE_SKIP; |
| slot->frame_num = 0; |
| slot->pic_order_cnt = 0; |
| LIST_ADDTAIL(&slot->list, &enc->cpb_slots); |
| } |
| } |
| |
| /** |
| * sort l0 and l1 to the top of the list |
| */ |
| static void sort_cpb(struct rvce_encoder *enc) |
| { |
| struct rvce_cpb_slot *i, *l0 = NULL, *l1 = NULL; |
| |
| LIST_FOR_EACH_ENTRY(i, &enc->cpb_slots, list) { |
| if (i->frame_num == enc->pic.ref_idx_l0) |
| l0 = i; |
| |
| if (i->frame_num == enc->pic.ref_idx_l1) |
| l1 = i; |
| |
| if (enc->pic.picture_type == PIPE_H264_ENC_PICTURE_TYPE_P && l0) |
| break; |
| |
| if (enc->pic.picture_type == PIPE_H264_ENC_PICTURE_TYPE_B && |
| l0 && l1) |
| break; |
| } |
| |
| if (l1) { |
| LIST_DEL(&l1->list); |
| LIST_ADD(&l1->list, &enc->cpb_slots); |
| } |
| |
| if (l0) { |
| LIST_DEL(&l0->list); |
| LIST_ADD(&l0->list, &enc->cpb_slots); |
| } |
| } |
| |
| /** |
| * get number of cpbs based on dpb |
| */ |
| static unsigned get_cpb_num(struct rvce_encoder *enc) |
| { |
| unsigned w = align(enc->base.width, 16) / 16; |
| unsigned h = align(enc->base.height, 16) / 16; |
| unsigned dpb; |
| |
| switch (enc->base.level) { |
| case 10: |
| dpb = 396; |
| break; |
| case 11: |
| dpb = 900; |
| break; |
| case 12: |
| case 13: |
| case 20: |
| dpb = 2376; |
| break; |
| case 21: |
| dpb = 4752; |
| break; |
| case 22: |
| case 30: |
| dpb = 8100; |
| break; |
| case 31: |
| dpb = 18000; |
| break; |
| case 32: |
| dpb = 20480; |
| break; |
| case 40: |
| case 41: |
| dpb = 32768; |
| break; |
| default: |
| case 42: |
| dpb = 34816; |
| break; |
| case 50: |
| dpb = 110400; |
| break; |
| case 51: |
| dpb = 184320; |
| break; |
| } |
| |
| return MIN2(dpb / (w * h), 16); |
| } |
| |
| /** |
| * destroy this video encoder |
| */ |
| static void rvce_destroy(struct pipe_video_codec *encoder) |
| { |
| struct rvce_encoder *enc = (struct rvce_encoder*)encoder; |
| if (enc->stream_handle) { |
| struct rvid_buffer fb; |
| rvid_create_buffer(enc->screen, &fb, 512, PIPE_USAGE_STAGING); |
| enc->fb = &fb; |
| enc->session(enc); |
| enc->feedback(enc); |
| enc->destroy(enc); |
| flush(enc); |
| rvid_destroy_buffer(&fb); |
| } |
| rvid_destroy_buffer(&enc->cpb); |
| enc->ws->cs_destroy(enc->cs); |
| FREE(enc->cpb_array); |
| FREE(enc); |
| } |
| |
| static void rvce_begin_frame(struct pipe_video_codec *encoder, |
| struct pipe_video_buffer *source, |
| struct pipe_picture_desc *picture) |
| { |
| struct rvce_encoder *enc = (struct rvce_encoder*)encoder; |
| struct vl_video_buffer *vid_buf = (struct vl_video_buffer *)source; |
| struct pipe_h264_enc_picture_desc *pic = (struct pipe_h264_enc_picture_desc *)picture; |
| |
| bool need_rate_control = |
| enc->pic.rate_ctrl.rate_ctrl_method != pic->rate_ctrl.rate_ctrl_method || |
| enc->pic.quant_i_frames != pic->quant_i_frames || |
| enc->pic.quant_p_frames != pic->quant_p_frames || |
| enc->pic.quant_b_frames != pic->quant_b_frames; |
| |
| enc->pic = *pic; |
| |
| enc->get_buffer(vid_buf->resources[0], &enc->handle, &enc->luma); |
| enc->get_buffer(vid_buf->resources[1], NULL, &enc->chroma); |
| |
| if (pic->picture_type == PIPE_H264_ENC_PICTURE_TYPE_IDR) |
| reset_cpb(enc); |
| else if (pic->picture_type == PIPE_H264_ENC_PICTURE_TYPE_P || |
| pic->picture_type == PIPE_H264_ENC_PICTURE_TYPE_B) |
| sort_cpb(enc); |
| |
| if (!enc->stream_handle) { |
| struct rvid_buffer fb; |
| enc->stream_handle = rvid_alloc_stream_handle(); |
| rvid_create_buffer(enc->screen, &fb, 512, PIPE_USAGE_STAGING); |
| enc->fb = &fb; |
| enc->session(enc); |
| enc->create(enc); |
| enc->rate_control(enc); |
| need_rate_control = false; |
| enc->config_extension(enc); |
| enc->motion_estimation(enc); |
| enc->rdo(enc); |
| if (enc->use_vui) |
| enc->vui(enc); |
| enc->pic_control(enc); |
| enc->feedback(enc); |
| flush(enc); |
| //dump_feedback(enc, &fb); |
| rvid_destroy_buffer(&fb); |
| } |
| |
| enc->session(enc); |
| |
| if (need_rate_control) |
| enc->rate_control(enc); |
| } |
| |
| static void rvce_encode_bitstream(struct pipe_video_codec *encoder, |
| struct pipe_video_buffer *source, |
| struct pipe_resource *destination, |
| void **fb) |
| { |
| struct rvce_encoder *enc = (struct rvce_encoder*)encoder; |
| enc->get_buffer(destination, &enc->bs_handle, NULL); |
| enc->bs_size = destination->width0; |
| |
| *fb = enc->fb = CALLOC_STRUCT(rvid_buffer); |
| if (!rvid_create_buffer(enc->screen, enc->fb, 512, PIPE_USAGE_STAGING)) { |
| RVID_ERR("Can't create feedback buffer.\n"); |
| return; |
| } |
| enc->encode(enc); |
| enc->feedback(enc); |
| } |
| |
| static void rvce_end_frame(struct pipe_video_codec *encoder, |
| struct pipe_video_buffer *source, |
| struct pipe_picture_desc *picture) |
| { |
| struct rvce_encoder *enc = (struct rvce_encoder*)encoder; |
| struct rvce_cpb_slot *slot = LIST_ENTRY( |
| struct rvce_cpb_slot, enc->cpb_slots.prev, list); |
| |
| flush(enc); |
| |
| /* update the CPB backtrack with the just encoded frame */ |
| slot->picture_type = enc->pic.picture_type; |
| slot->frame_num = enc->pic.frame_num; |
| slot->pic_order_cnt = enc->pic.pic_order_cnt; |
| if (!enc->pic.not_referenced) { |
| LIST_DEL(&slot->list); |
| LIST_ADD(&slot->list, &enc->cpb_slots); |
| } |
| } |
| |
| static void rvce_get_feedback(struct pipe_video_codec *encoder, |
| void *feedback, unsigned *size) |
| { |
| struct rvce_encoder *enc = (struct rvce_encoder*)encoder; |
| struct rvid_buffer *fb = feedback; |
| |
| if (size) { |
| uint32_t *ptr = enc->ws->buffer_map(fb->res->cs_buf, enc->cs, PIPE_TRANSFER_READ_WRITE); |
| |
| if (ptr[1]) { |
| *size = ptr[4] - ptr[9]; |
| } else { |
| *size = 0; |
| } |
| |
| enc->ws->buffer_unmap(fb->res->cs_buf); |
| } |
| //dump_feedback(enc, fb); |
| rvid_destroy_buffer(fb); |
| FREE(fb); |
| } |
| |
| /** |
| * flush any outstanding command buffers to the hardware |
| */ |
| static void rvce_flush(struct pipe_video_codec *encoder) |
| { |
| } |
| |
| static void rvce_cs_flush(void *ctx, unsigned flags, |
| struct pipe_fence_handle **fence) |
| { |
| // just ignored |
| } |
| |
| struct pipe_video_codec *rvce_create_encoder(struct pipe_context *context, |
| const struct pipe_video_codec *templ, |
| struct radeon_winsys* ws, |
| rvce_get_buffer get_buffer) |
| { |
| struct r600_common_screen *rscreen = (struct r600_common_screen *)context->screen; |
| struct rvce_encoder *enc; |
| struct pipe_video_buffer *tmp_buf, templat = {}; |
| struct radeon_surf *tmp_surf; |
| unsigned cpb_size; |
| |
| if (!rscreen->info.vce_fw_version) { |
| RVID_ERR("Kernel doesn't supports VCE!\n"); |
| return NULL; |
| |
| } else if (!rvce_is_fw_version_supported(rscreen)) { |
| RVID_ERR("Unsupported VCE fw version loaded!\n"); |
| return NULL; |
| } |
| |
| enc = CALLOC_STRUCT(rvce_encoder); |
| if (!enc) |
| return NULL; |
| |
| if ((rscreen->info.drm_major > 2) || (rscreen->info.drm_minor >= 42)) |
| enc->use_vui = true; |
| |
| enc->base = *templ; |
| enc->base.context = context; |
| |
| enc->base.destroy = rvce_destroy; |
| enc->base.begin_frame = rvce_begin_frame; |
| enc->base.encode_bitstream = rvce_encode_bitstream; |
| enc->base.end_frame = rvce_end_frame; |
| enc->base.flush = rvce_flush; |
| enc->base.get_feedback = rvce_get_feedback; |
| enc->get_buffer = get_buffer; |
| |
| enc->screen = context->screen; |
| enc->ws = ws; |
| enc->cs = ws->cs_create(ws, RING_VCE, rvce_cs_flush, enc, NULL); |
| if (!enc->cs) { |
| RVID_ERR("Can't get command submission context.\n"); |
| goto error; |
| } |
| |
| templat.buffer_format = PIPE_FORMAT_NV12; |
| templat.chroma_format = PIPE_VIDEO_CHROMA_FORMAT_420; |
| templat.width = enc->base.width; |
| templat.height = enc->base.height; |
| templat.interlaced = false; |
| if (!(tmp_buf = context->create_video_buffer(context, &templat))) { |
| RVID_ERR("Can't create video buffer.\n"); |
| goto error; |
| } |
| |
| enc->cpb_num = get_cpb_num(enc); |
| if (!enc->cpb_num) |
| goto error; |
| |
| get_buffer(((struct vl_video_buffer *)tmp_buf)->resources[0], NULL, &tmp_surf); |
| cpb_size = align(tmp_surf->level[0].pitch_bytes, 128); |
| cpb_size = cpb_size * align(tmp_surf->npix_y, 16); |
| cpb_size = cpb_size * 3 / 2; |
| cpb_size = cpb_size * enc->cpb_num; |
| tmp_buf->destroy(tmp_buf); |
| if (!rvid_create_buffer(enc->screen, &enc->cpb, cpb_size, PIPE_USAGE_DEFAULT)) { |
| RVID_ERR("Can't create CPB buffer.\n"); |
| goto error; |
| } |
| |
| enc->cpb_array = CALLOC(enc->cpb_num, sizeof(struct rvce_cpb_slot)); |
| if (!enc->cpb_array) |
| goto error; |
| |
| reset_cpb(enc); |
| |
| radeon_vce_40_2_2_init(enc); |
| |
| return &enc->base; |
| |
| error: |
| if (enc->cs) |
| enc->ws->cs_destroy(enc->cs); |
| |
| rvid_destroy_buffer(&enc->cpb); |
| |
| FREE(enc->cpb_array); |
| FREE(enc); |
| return NULL; |
| } |
| |
| /** |
| * check if kernel has the right fw version loaded |
| */ |
| bool rvce_is_fw_version_supported(struct r600_common_screen *rscreen) |
| { |
| return rscreen->info.vce_fw_version == ((40 << 24) | (2 << 16) | (2 << 8)); |
| } |