kopia lustrzana https://github.com/espressif/esp-idf
518 wiersze
22 KiB
C
518 wiersze
22 KiB
C
/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <stdio.h>
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#include <string.h>
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#include "esp_heap_caps.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/queue.h"
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#if CONFIG_JPEG_ENABLE_DEBUG_LOG
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// The local log level must be defined before including esp_log.h
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// Set the maximum log level for this source file
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#define LOG_LOCAL_LEVEL ESP_LOG_DEBUG
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#endif
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#include "esp_log.h"
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#include "esp_attr.h"
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#include "hal/jpeg_ll.h"
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#include "hal/cache_hal.h"
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#include "hal/cache_ll.h"
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#include "esp_private/dma2d.h"
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#include "jpeg_private.h"
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#include "driver/jpeg_encode.h"
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#include "private/jpeg_param.h"
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#include "private/jpeg_emit_marker.h"
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#include "esp_check.h"
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#include "esp_cache.h"
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#include "esp_private/esp_cache_private.h"
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#include "esp_intr_alloc.h"
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#include "soc/dma2d_channel.h"
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static const char *TAG = "jpeg.encoder";
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static esp_err_t s_jpeg_set_header_info(jpeg_encoder_handle_t encoder_engine);
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static uint32_t s_dma_desc_get_len(dma2d_descriptor_t *dsc);
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static bool s_jpeg_rx_eof(dma2d_channel_handle_t dma2d_chan, dma2d_event_data_t *event_data, void *user_data);
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static bool s_jpeg_enc_transaction_on_job_picked(uint32_t channel_num, const dma2d_trans_channel_info_t *dma2d_chans, void *user_config);
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static void s_cfg_desc(jpeg_encoder_handle_t encoder_engine, dma2d_descriptor_t *dsc, uint8_t en_2d, uint8_t mode, uint16_t vb, uint16_t hb, uint8_t eof, uint32_t pbyte, uint8_t owner, uint16_t va, uint16_t ha, uint8_t *buf, dma2d_descriptor_t *next_dsc);
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static void s_jpeg_enc_config_picture_color_space(jpeg_encoder_handle_t encoder_engine);
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static void s_jpeg_enc_select_sample_mode(jpeg_encoder_handle_t encoder_engine);
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static void s_encoder_error_log_print(uint32_t status);
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static void jpeg_encoder_isr_handle_default(void *arg)
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{
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jpeg_encoder_handle_t encoder_engine = (jpeg_encoder_handle_t) arg;
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portBASE_TYPE HPTaskAwoken = pdFALSE;
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jpeg_hal_context_t *hal = &encoder_engine->codec_base->hal;
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jpeg_enc_dma2d_evt_t s_event = {
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.dma_evt = 0,
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.encoder_status = 0,
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};
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uint32_t value = jpeg_ll_get_intr_status(hal->dev);
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jpeg_ll_clear_intr_mask(hal->dev, value);
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s_event.encoder_status = value;
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xQueueSendFromISR(encoder_engine->evt_queue, &s_event, &HPTaskAwoken);
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if (HPTaskAwoken == pdTRUE) {
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portYIELD_FROM_ISR();
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}
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}
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static esp_err_t s_jpeg_set_header_info(jpeg_encoder_handle_t encoder_engine)
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{
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encoder_engine->header_info->header_len = 0;
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ESP_RETURN_ON_ERROR(emit_soi_marker(encoder_engine->header_info), TAG, "marker emit failed");
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ESP_RETURN_ON_ERROR(emit_app0_marker(encoder_engine->header_info), TAG, "marker emit failed");
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ESP_RETURN_ON_ERROR(emit_dqt_marker(encoder_engine->header_info), TAG, "marker emit failed");
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ESP_RETURN_ON_ERROR(emit_sof_marker(encoder_engine->header_info), TAG, "marker emit failed");
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ESP_RETURN_ON_ERROR(emit_dht_marker(encoder_engine->header_info), TAG, "marker emit failed");
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ESP_RETURN_ON_ERROR(emit_com_marker(encoder_engine->header_info), TAG, "marker emit failed");
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ESP_RETURN_ON_ERROR(emit_sos_marker(encoder_engine->header_info), TAG, "marker emit failed");
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return ESP_OK;
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}
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esp_err_t jpeg_new_encoder_engine(const jpeg_encode_engine_cfg_t *enc_eng_cfg, jpeg_encoder_handle_t *ret_encoder)
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{
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#if CONFIG_JPEG_ENABLE_DEBUG_LOG
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esp_log_level_set(TAG, ESP_LOG_DEBUG);
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#endif
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esp_err_t ret = ESP_OK;
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jpeg_encoder_handle_t encoder_engine = NULL;
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ESP_RETURN_ON_FALSE(enc_eng_cfg, ESP_ERR_INVALID_ARG, TAG, "invalid argument");
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encoder_engine = (jpeg_encoder_handle_t)heap_caps_calloc(1, sizeof(jpeg_encoder_t), MALLOC_CAP_8BIT);
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ESP_RETURN_ON_FALSE(encoder_engine, ESP_ERR_NO_MEM, TAG, "no memory for jpeg encoder");
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uint32_t cache_line_size = cache_hal_get_cache_line_size(CACHE_LL_LEVEL_EXT_MEM, CACHE_TYPE_DATA);
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uint32_t alignment = cache_line_size;
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size_t dma_desc_mem_size = JPEG_ALIGN_UP(sizeof(dma2d_descriptor_t), cache_line_size);
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encoder_engine->rxlink = (dma2d_descriptor_t*)heap_caps_aligned_calloc(alignment, 1, sizeof(dma2d_descriptor_t), MALLOC_CAP_DMA | MALLOC_CAP_INTERNAL | JPEG_MEM_ALLOC_CAPS);
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ESP_GOTO_ON_FALSE(encoder_engine->rxlink, ESP_ERR_NO_MEM, err, TAG, "no memory for jpeg encoder rxlink");
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encoder_engine->txlink = (dma2d_descriptor_t*)heap_caps_aligned_calloc(alignment, 1, sizeof(dma2d_descriptor_t), MALLOC_CAP_DMA | MALLOC_CAP_INTERNAL | JPEG_MEM_ALLOC_CAPS);
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ESP_GOTO_ON_FALSE(encoder_engine->txlink, ESP_ERR_NO_MEM, err, TAG, "no memory for jpeg encoder txlink");
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encoder_engine->dma_desc_size = dma_desc_mem_size;
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ESP_GOTO_ON_ERROR(jpeg_acquire_codec_handle(&encoder_engine->codec_base), err, TAG, "JPEG encoder acquires codec handle failed");
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jpeg_hal_context_t *hal = &encoder_engine->codec_base->hal;
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encoder_engine->evt_queue = xQueueCreateWithCaps(2, sizeof(jpeg_enc_dma2d_evt_t), JPEG_MEM_ALLOC_CAPS);
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ESP_GOTO_ON_FALSE(encoder_engine->evt_queue, ESP_ERR_NO_MEM, err, TAG, "No memory for event queue");
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encoder_engine->timeout_tick = (enc_eng_cfg->timeout_ms == -1) ? portMAX_DELAY : pdMS_TO_TICKS(enc_eng_cfg->timeout_ms);
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jpeg_ll_clear_intr_mask(hal->dev, JPEG_LL_ENCODER_EVENT_INTR);
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ESP_GOTO_ON_ERROR(jpeg_check_intr_priority(encoder_engine->codec_base, enc_eng_cfg->intr_priority), err, TAG, "set group interrupt priority failed");
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if (enc_eng_cfg->intr_priority) {
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ESP_RETURN_ON_FALSE(1 << (enc_eng_cfg->intr_priority) & JPEG_ALLOW_INTR_PRIORITY_MASK, ESP_ERR_INVALID_ARG, TAG, "invalid interrupt priority:%d", enc_eng_cfg->intr_priority);
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}
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int isr_flags = JPEG_INTR_ALLOC_FLAG;
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if (enc_eng_cfg->intr_priority) {
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isr_flags |= 1 << (enc_eng_cfg->intr_priority);
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}
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ret = jpeg_isr_register(encoder_engine->codec_base, jpeg_encoder_isr_handle_default, encoder_engine, JPEG_LL_ENCODER_EVENT_INTR, isr_flags, &encoder_engine->intr_handle);
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ESP_GOTO_ON_ERROR(ret, err, TAG, "install jpeg decode interrupt failed");
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dma2d_pool_config_t dma2d_group_config = {
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.pool_id = 0,
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};
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ESP_ERROR_CHECK(dma2d_acquire_pool(&dma2d_group_config, &encoder_engine->dma2d_group_handle));
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encoder_engine->trans_desc = (dma2d_trans_t *)heap_caps_calloc(1, SIZEOF_DMA2D_TRANS_T, JPEG_MEM_ALLOC_CAPS);
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ESP_GOTO_ON_FALSE(encoder_engine->trans_desc, ESP_ERR_NO_MEM, err, TAG, "No memory for dma2d descriptor");
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encoder_engine->header_info = (jpeg_enc_header_info_t*)heap_caps_calloc(1, sizeof(jpeg_enc_header_info_t), JPEG_MEM_ALLOC_CAPS);
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ESP_GOTO_ON_FALSE(encoder_engine->header_info, ESP_ERR_NO_MEM, err, TAG, "no memory for jpeg header information structure");
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*ret_encoder = encoder_engine;
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return ESP_OK;
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err:
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if (encoder_engine) {
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jpeg_del_encoder_engine(encoder_engine);
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}
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return ret;
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}
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esp_err_t jpeg_encoder_process(jpeg_encoder_handle_t encoder_engine, const jpeg_encode_cfg_t *encode_cfg, const uint8_t *encode_inbuf, uint32_t inbuf_size, uint8_t *bit_stream, uint32_t outbuf_size, uint32_t *out_size)
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{
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ESP_RETURN_ON_FALSE(encoder_engine, ESP_ERR_INVALID_ARG, TAG, "jpeg encode handle is null");
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ESP_RETURN_ON_FALSE(encode_cfg, ESP_ERR_INVALID_ARG, TAG, "jpeg encode config is null");
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ESP_RETURN_ON_FALSE(encode_inbuf, ESP_ERR_INVALID_ARG, TAG, "jpeg encode picture buffer is null");
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ESP_RETURN_ON_FALSE(out_size, ESP_ERR_INVALID_ARG, TAG, "jpeg encode picture out_size is null");
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ESP_RETURN_ON_FALSE(((uintptr_t)bit_stream % cache_hal_get_cache_line_size(CACHE_LL_LEVEL_EXT_MEM, CACHE_TYPE_DATA)) == 0, ESP_ERR_INVALID_ARG, TAG, "jpeg encode bit stream is not aligned, please use jpeg_alloc_encoder_mem to malloc your buffer");
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if (encode_cfg->src_type == JPEG_ENCODE_IN_FORMAT_YUV422) {
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ESP_RETURN_ON_FALSE(encode_cfg->sub_sample == JPEG_DOWN_SAMPLING_YUV422, ESP_ERR_INVALID_ARG, TAG, "Sub sampling is not supported under this source type");
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}
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esp_err_t ret = ESP_OK;
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if (encoder_engine->codec_base->pm_lock) {
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ESP_RETURN_ON_ERROR(esp_pm_lock_acquire(encoder_engine->codec_base->pm_lock), TAG, "acquire pm_lock failed");
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}
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jpeg_hal_context_t *hal = &encoder_engine->codec_base->hal;
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uint8_t *raw_buffer = (uint8_t*)encode_inbuf;
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uint32_t compressed_size;
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xSemaphoreTake(encoder_engine->codec_base->codec_mutex, portMAX_DELAY);
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jpeg_ll_soft_rst(hal->dev);
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jpeg_ll_set_codec_mode(hal->dev, JPEG_CODEC_ENCODER);
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/* Reset queue */
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xQueueReset(encoder_engine->evt_queue);
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jpeg_enc_format_hb_t best_hb_idx = 0;
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encoder_engine->picture_format = encode_cfg->src_type;
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color_space_pixel_format_t picture_format;
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picture_format.color_type_id = encoder_engine->picture_format;
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switch (encode_cfg->src_type) {
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case JPEG_ENCODE_IN_FORMAT_RGB888:
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encoder_engine->color_space = JPEG_ENC_SRC_RGB888;
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best_hb_idx = JPEG_ENC_SRC_RGB888_HB;
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break;
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case JPEG_ENCODE_IN_FORMAT_RGB565:
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encoder_engine->color_space = JPEG_ENC_SRC_RGB565;
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best_hb_idx = JPEG_ENC_SRC_RGB565_HB;
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break;
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case JPEG_ENCODE_IN_FORMAT_GRAY:
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encoder_engine->color_space = JPEG_ENC_SRC_GRAY;
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best_hb_idx = JPEG_ENC_SRC_GRAY_HB;
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break;
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case JPEG_ENCODE_IN_FORMAT_YUV422:
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encoder_engine->color_space = JPEG_ENC_SRC_YUV422;
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best_hb_idx = JPEG_ENC_SRC_YUV422_HB;
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break;
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default:
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ESP_LOGE(TAG, "wrong, we don't support encode from such format.");
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ret = ESP_ERR_NOT_SUPPORTED;
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goto err;
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}
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encoder_engine->header_info->sub_sample = encode_cfg->sub_sample;
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encoder_engine->header_info->quality = encode_cfg->image_quality;
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encoder_engine->header_info->origin_h = encode_cfg->width;
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encoder_engine->header_info->origin_v = encode_cfg->height;
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encoder_engine->header_info->header_buf = bit_stream;
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s_jpeg_enc_config_picture_color_space(encoder_engine);
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s_jpeg_enc_select_sample_mode(encoder_engine);
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jpeg_ll_set_picture_height(hal->dev, encoder_engine->header_info->origin_v);
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jpeg_ll_set_picture_width(hal->dev, encoder_engine->header_info->origin_h);
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jpeg_ll_pixel_reverse(hal->dev, false);
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jpeg_ll_add_tail(hal->dev, true);
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jpeg_ll_enable_ff_check(hal->dev, true);
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jpeg_ll_set_qnr_presition(hal->dev, 0);
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ESP_GOTO_ON_ERROR(s_jpeg_set_header_info(encoder_engine), err, TAG, "set header failed");
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jpeg_hal_set_quantization_coefficient(hal, encoder_engine->header_info->m_quantization_tables[0], encoder_engine->header_info->m_quantization_tables[1]);
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uint8_t sample_method_idx = 0;
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switch (encoder_engine->header_info->sub_sample) {
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case JPEG_DOWN_SAMPLING_YUV444:
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sample_method_idx = 0;
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break;
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case JPEG_DOWN_SAMPLING_YUV422:
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sample_method_idx = 1;
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break;
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case JPEG_DOWN_SAMPLING_YUV420:
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sample_method_idx = 2;
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break;
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case JPEG_DOWN_SAMPLING_GRAY:
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sample_method_idx = 3;
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break;
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default:
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ESP_LOGE(TAG, "wrong, we don't support such sampling mode.");
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return ESP_ERR_NOT_SUPPORTED;
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}
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uint32_t dma_hb = enc_hb_tbl[best_hb_idx][sample_method_idx];
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uint32_t dma_vb = encoder_engine->mcuy;
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ESP_GOTO_ON_FALSE((encoder_engine->header_info->header_len % cache_hal_get_cache_line_size(CACHE_LL_LEVEL_EXT_MEM, CACHE_TYPE_DATA)) == 0, ESP_ERR_INVALID_STATE, err, TAG, "The header is not cache line aligned, please check");
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// 1D direction
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memset(encoder_engine->rxlink, 0, sizeof(dma2d_descriptor_t));
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s_cfg_desc(encoder_engine, encoder_engine->rxlink, JPEG_DMA2D_2D_DISABLE, DMA2D_DESCRIPTOR_BLOCK_RW_MODE_MULTIPLE, outbuf_size & JPEG_DMA2D_MAX_SIZE, 0, JPEG_DMA2D_EOF_NOT_LAST, 1, DMA2D_DESCRIPTOR_BUFFER_OWNER_DMA, outbuf_size >> JPEG_DMA2D_1D_HIGH_14BIT, 0, bit_stream + encoder_engine->header_info->header_len, NULL);
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// 2D direction
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memset(encoder_engine->txlink, 0, sizeof(dma2d_descriptor_t));
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s_cfg_desc(encoder_engine, encoder_engine->txlink, JPEG_DMA2D_2D_ENABLE, DMA2D_DESCRIPTOR_BLOCK_RW_MODE_MULTIPLE, dma_vb, dma_hb, JPEG_DMA2D_EOF_NOT_LAST, dma2d_desc_pixel_format_to_pbyte_value(picture_format), DMA2D_DESCRIPTOR_BUFFER_OWNER_DMA, encoder_engine->header_info->origin_v, encoder_engine->header_info->origin_h, raw_buffer, NULL);
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ret = esp_cache_msync((void*)raw_buffer, encoder_engine->header_info->origin_v * encoder_engine->header_info->origin_h * encoder_engine->bytes_per_pixel, ESP_CACHE_MSYNC_FLAG_DIR_C2M | ESP_CACHE_MSYNC_FLAG_UNALIGNED);
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assert(ret == ESP_OK);
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dma2d_trans_config_t trans_desc = {
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.tx_channel_num = 1,
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.rx_channel_num = 1,
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.channel_flags = DMA2D_CHANNEL_FUNCTION_FLAG_TX_REORDER,
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.user_config = encoder_engine,
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.on_job_picked = s_jpeg_enc_transaction_on_job_picked,
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};
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ESP_GOTO_ON_ERROR(dma2d_enqueue(encoder_engine->dma2d_group_handle, &trans_desc, encoder_engine->trans_desc), err, TAG, "DMA2D enqueue failed");
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while (1) {
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jpeg_enc_dma2d_evt_t s_rcv_event;
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BaseType_t ret_val = xQueueReceive(encoder_engine->evt_queue, &s_rcv_event, encoder_engine->timeout_tick);
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ESP_GOTO_ON_FALSE(ret_val == pdTRUE, ESP_ERR_TIMEOUT, err, TAG, "jpeg-dma2d handle jpeg decode timeout, please check `timeout_ms`");
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if (s_rcv_event.encoder_status != 0) {
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s_encoder_error_log_print(s_rcv_event.encoder_status);
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ret = ESP_ERR_INVALID_STATE;
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goto err;
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}
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if (s_rcv_event.dma_evt & JPEG_DMA2D_RX_EOF) {
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compressed_size = s_dma_desc_get_len(encoder_engine->rxlink);
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uint32_t _compressed_size = JPEG_ALIGN_UP(compressed_size, cache_hal_get_cache_line_size(CACHE_LL_LEVEL_EXT_MEM, CACHE_TYPE_DATA));
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ESP_GOTO_ON_ERROR(esp_cache_msync((void*)(bit_stream + encoder_engine->header_info->header_len), _compressed_size, ESP_CACHE_MSYNC_FLAG_DIR_M2C), err, TAG, "sync memory to cache failed");
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break;
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}
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}
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compressed_size += encoder_engine->header_info->header_len;
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*out_size = compressed_size;
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err:
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xSemaphoreGive(encoder_engine->codec_base->codec_mutex);
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if (encoder_engine->codec_base->pm_lock) {
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ESP_RETURN_ON_ERROR(esp_pm_lock_release(encoder_engine->codec_base->pm_lock), TAG, "release pm_lock failed");
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}
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return ret;
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}
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esp_err_t jpeg_del_encoder_engine(jpeg_encoder_handle_t encoder_engine)
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{
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ESP_RETURN_ON_FALSE(encoder_engine, ESP_ERR_INVALID_ARG, TAG, "jpeg encoder handle is null");
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ESP_RETURN_ON_ERROR(jpeg_release_codec_handle(encoder_engine->codec_base), TAG, "release codec failed");
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if (encoder_engine) {
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if (encoder_engine->rxlink) {
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free(encoder_engine->rxlink);
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}
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if (encoder_engine->txlink) {
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free(encoder_engine->txlink);
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}
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if (encoder_engine->header_info) {
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free(encoder_engine->header_info);
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}
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if (encoder_engine->trans_desc) {
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free(encoder_engine->trans_desc);
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}
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if (encoder_engine->evt_queue) {
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vQueueDeleteWithCaps(encoder_engine->evt_queue);
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}
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if (encoder_engine->dma2d_group_handle) {
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dma2d_release_pool(encoder_engine->dma2d_group_handle);
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}
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if (encoder_engine->intr_handle) {
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jpeg_isr_deregister(encoder_engine->codec_base, encoder_engine->intr_handle);
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}
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free(encoder_engine);
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}
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return ESP_OK;
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}
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void *jpeg_alloc_encoder_mem(size_t size, const jpeg_encode_memory_alloc_cfg_t *mem_cfg, size_t *allocated_size)
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{
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/*
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Principle of buffer align.
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For output buffer(for decoder is 2DDMA write to PSRAM), both address and size should be aligned according to cache invalidate.
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For input buffer(for decoder is PSRAM write to 2DDMA), no restriction for any align (both cache writeback and requirement from 2DDMA).
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*/
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size_t cache_align = 0;
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esp_cache_get_alignment(MALLOC_CAP_SPIRAM, &cache_align);
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if (mem_cfg->buffer_direction == JPEG_ENC_ALLOC_OUTPUT_BUFFER) {
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size = JPEG_ALIGN_UP(size, cache_align);
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*allocated_size = size;
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return heap_caps_aligned_calloc(cache_align, 1, size, MALLOC_CAP_SPIRAM);
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} else {
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*allocated_size = size;
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return heap_caps_calloc(1, size, MALLOC_CAP_SPIRAM);
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}
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}
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/****************************************************************
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* DMA related functions
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****************************************************************/
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static uint32_t s_dma_desc_get_len(dma2d_descriptor_t *dsc)
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{
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uint32_t len = 0;
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len |= dsc->ha_length;
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len = len << 14;
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len |= dsc->hb_length;
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return len;
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}
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static bool s_jpeg_rx_eof(dma2d_channel_handle_t dma2d_chan, dma2d_event_data_t *event_data, void *user_data)
|
|
{
|
|
jpeg_encoder_handle_t encoder_engine = (jpeg_encoder_handle_t) user_data;
|
|
portBASE_TYPE higher_priority_task_awoken = pdFALSE;
|
|
jpeg_enc_dma2d_evt_t s_event = {
|
|
.dma_evt = 0,
|
|
.encoder_status = 0,
|
|
};
|
|
s_event.dma_evt = JPEG_DMA2D_RX_EOF;
|
|
xQueueSendFromISR(encoder_engine->evt_queue, &s_event, &higher_priority_task_awoken);
|
|
|
|
return higher_priority_task_awoken;
|
|
}
|
|
|
|
static void jpeg_enc_config_dma_trans_ability(jpeg_encoder_handle_t encoder_engine)
|
|
{
|
|
// set transfer ability
|
|
dma2d_transfer_ability_t transfer_ability_config_tx = {
|
|
.data_burst_length = DMA2D_DATA_BURST_LENGTH_128,
|
|
.desc_burst_en = true,
|
|
.mb_size = DMA2D_MACRO_BLOCK_SIZE_NONE,
|
|
};
|
|
|
|
dma2d_transfer_ability_t transfer_ability_config_rx = {
|
|
.data_burst_length = DMA2D_DATA_BURST_LENGTH_128,
|
|
.desc_burst_en = true,
|
|
.mb_size = DMA2D_MACRO_BLOCK_SIZE_NONE,
|
|
};
|
|
|
|
switch (encoder_engine->header_info->sub_sample) {
|
|
case JPEG_DOWN_SAMPLING_YUV444:
|
|
transfer_ability_config_tx.mb_size = DMA2D_MACRO_BLOCK_SIZE_8_8;
|
|
break;
|
|
case JPEG_DOWN_SAMPLING_YUV422:
|
|
transfer_ability_config_tx.mb_size = DMA2D_MACRO_BLOCK_SIZE_8_16;
|
|
break;
|
|
case JPEG_DOWN_SAMPLING_YUV420:
|
|
transfer_ability_config_tx.mb_size = DMA2D_MACRO_BLOCK_SIZE_16_16;
|
|
break;
|
|
case JPEG_DOWN_SAMPLING_GRAY:
|
|
transfer_ability_config_tx.mb_size = DMA2D_MACRO_BLOCK_SIZE_8_8;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
dma2d_set_transfer_ability(encoder_engine->dma2d_tx_channel, &transfer_ability_config_tx);
|
|
dma2d_set_transfer_ability(encoder_engine->dma2d_rx_channel, &transfer_ability_config_rx);
|
|
}
|
|
|
|
static bool s_jpeg_enc_transaction_on_job_picked(uint32_t channel_num, const dma2d_trans_channel_info_t *dma2d_chans, void *user_config)
|
|
{
|
|
assert(channel_num == 2);
|
|
jpeg_encoder_handle_t encoder_engine = (jpeg_encoder_handle_t) user_config;
|
|
jpeg_hal_context_t *hal = &encoder_engine->codec_base->hal;
|
|
|
|
uint32_t rx_idx = 0;
|
|
uint32_t tx_idx = 0;
|
|
if (dma2d_chans[0].dir == DMA2D_CHANNEL_DIRECTION_TX) {
|
|
rx_idx = 1;
|
|
tx_idx = 0;
|
|
} else {
|
|
rx_idx = 0;
|
|
tx_idx = 1;
|
|
}
|
|
dma2d_channel_handle_t tx_chan = dma2d_chans[tx_idx].chan;
|
|
dma2d_channel_handle_t rx_chan = dma2d_chans[rx_idx].chan;
|
|
|
|
encoder_engine->dma2d_tx_channel = tx_chan;
|
|
encoder_engine->dma2d_rx_channel = rx_chan;
|
|
|
|
// 2ddma connect
|
|
dma2d_trigger_t trig_periph = {
|
|
.periph = DMA2D_TRIG_PERIPH_JPEG_ENCODER,
|
|
.periph_sel_id = SOC_DMA2D_TRIG_PERIPH_JPEG_TX,
|
|
};
|
|
dma2d_connect(tx_chan, &trig_periph);
|
|
trig_periph.periph_sel_id = SOC_DMA2D_TRIG_PERIPH_JPEG_RX;
|
|
dma2d_connect(rx_chan, &trig_periph);
|
|
|
|
jpeg_enc_config_dma_trans_ability(encoder_engine);
|
|
|
|
dma2d_csc_config_t tx_csc = {
|
|
.tx_csc_option = DMA2D_CSC_TX_NONE,
|
|
};
|
|
dma2d_configure_color_space_conversion(tx_chan, &tx_csc);
|
|
|
|
static dma2d_rx_event_callbacks_t jpeg_dec_cbs = {
|
|
.on_recv_eof = s_jpeg_rx_eof,
|
|
};
|
|
|
|
dma2d_register_rx_event_callbacks(rx_chan, &jpeg_dec_cbs, encoder_engine);
|
|
dma2d_set_desc_addr(tx_chan, (intptr_t)encoder_engine->txlink);
|
|
dma2d_set_desc_addr(rx_chan, (intptr_t)encoder_engine->rxlink);
|
|
dma2d_start(tx_chan);
|
|
dma2d_start(rx_chan);
|
|
jpeg_ll_enable_intr_mask(hal->dev, JPEG_LL_ENCODER_EVENT_INTR);
|
|
jpeg_ll_process_start(hal->dev);
|
|
|
|
return false;
|
|
}
|
|
|
|
static void s_cfg_desc(jpeg_encoder_handle_t encoder_engine, dma2d_descriptor_t *dsc, uint8_t en_2d, uint8_t mode, uint16_t vb, uint16_t hb, uint8_t eof, uint32_t pbyte, uint8_t owner, uint16_t va, uint16_t ha, uint8_t *buf, dma2d_descriptor_t *next_dsc)
|
|
{
|
|
dsc->dma2d_en = en_2d;
|
|
dsc->mode = mode;
|
|
dsc->vb_size = vb;
|
|
dsc->hb_length = hb;
|
|
dsc->pbyte = pbyte;
|
|
dsc->suc_eof = eof;
|
|
dsc->owner = owner;
|
|
dsc->va_size = va;
|
|
dsc->ha_length = ha;
|
|
dsc->buffer = buf;
|
|
dsc->next = next_dsc;
|
|
esp_err_t ret = esp_cache_msync((void*)dsc, encoder_engine->dma_desc_size, ESP_CACHE_MSYNC_FLAG_DIR_C2M | ESP_CACHE_MSYNC_FLAG_INVALIDATE);
|
|
assert(ret == ESP_OK);
|
|
}
|
|
|
|
static void s_jpeg_enc_config_picture_color_space(jpeg_encoder_handle_t encoder_engine)
|
|
{
|
|
jpeg_hal_context_t *hal = &encoder_engine->codec_base->hal;
|
|
color_space_pixel_format_t picture_format;
|
|
jpeg_ll_config_picture_pixel_format(hal->dev, encoder_engine->color_space);
|
|
picture_format.color_type_id = encoder_engine->picture_format;
|
|
encoder_engine->bytes_per_pixel = color_hal_pixel_format_get_bit_depth(picture_format);
|
|
if (encoder_engine->color_space == JPEG_ENC_SRC_GRAY) {
|
|
encoder_engine->header_info->num_components = 1;
|
|
} else {
|
|
encoder_engine->header_info->num_components = 3;
|
|
}
|
|
}
|
|
|
|
static void s_jpeg_enc_select_sample_mode(jpeg_encoder_handle_t encoder_engine)
|
|
{
|
|
jpeg_hal_context_t *hal = &encoder_engine->codec_base->hal;
|
|
switch (encoder_engine->header_info->sub_sample) {
|
|
case JPEG_DOWN_SAMPLING_YUV444:
|
|
encoder_engine->mcux = 8;
|
|
encoder_engine->mcuy = 8;
|
|
break;
|
|
case JPEG_DOWN_SAMPLING_YUV422:
|
|
encoder_engine->mcux = 16;
|
|
encoder_engine->mcuy = 8;
|
|
break;
|
|
case JPEG_DOWN_SAMPLING_YUV420:
|
|
encoder_engine->mcux = 16;
|
|
encoder_engine->mcuy = 16;
|
|
break;
|
|
case JPEG_DOWN_SAMPLING_GRAY:
|
|
encoder_engine->mcux = 8;
|
|
encoder_engine->mcuy = 8;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
if (encoder_engine->header_info->sub_sample != JPEG_DOWN_SAMPLING_GRAY) {
|
|
// Not needed to call this function if 1 channel color down sampling
|
|
jpeg_ll_sample_mode_select(hal->dev, encoder_engine->header_info->sub_sample);
|
|
}
|
|
}
|
|
|
|
static void s_encoder_error_log_print(uint32_t status)
|
|
{
|
|
if (status & JPEG_LL_RLE_PARALLEL_ERR) {
|
|
ESP_LOGE(TAG, "Run length encoding error occurs");
|
|
}
|
|
if (status & JPEG_LL_EN_FRAME_EOF_ERR) {
|
|
ESP_LOGE(TAG, "The number of data units obtained after decoding a frame of image is different from the number of data units calculated based on the image resolution configured by the software");
|
|
}
|
|
}
|