#include <stdint.h>#include <stdbool.h>
Include dependency graph for esp_h264_types.h:
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Go to the source code of this file.
Classes | |
| struct | esp_h264_pkt_t |
| H.264 Data packet. More... | |
| struct | esp_h264_resolution_t |
| Picture resolution In the case of a certain display resolution, the smaller the display, the clearer the picture On the contrary, when the display size is fixed, the higher the display resolution, the clearer the picture. More... | |
| struct | esp_h264_enc_rc_t |
| Rate control(RC) parameter The size of the output stream approaching the target stream is controlled by using the optimal quantization parameter for each macroblock. More... | |
| struct | esp_h264_enc_cfg_t |
| Encoder configure information. More... | |
| struct | esp_h264_enc_out_frame_t |
| Data stream information after encoding. More... | |
| struct | esp_h264_enc_in_frame_t |
| Data stream information before encoding. More... | |
| struct | esp_h264_dec_out_frame_t |
| Data stream information after encoding. More... | |
| struct | esp_h264_dec_in_frame_t |
| Data stream information before encoding. More... | |
Macros | |
| #define | ESP_H264_QP_MAX (51) /*<! H264 support maximum quantization parameter (QP) */ |
| #define | ESP_H264_4CC(a, b, c, d) ((uint32_t)(a) | ((uint32_t)(b) << 8) | ((uint32_t)(c) << 16) | ((uint32_t)(d) << 24)) |
| #define | ESP_H264_GET_BPP_BY_PIC_TYPE(pic_type) |
| Get bytes per pixel (BPP) by picture type. | |
| #define | ESP_H264_HW_IS_SUPPORTED_PIC_TYPE(pic_type) ((pic_type) == ESP_H264_RAW_FMT_O_UYY_E_VYY) |
| Check if picture type is supported by hardware (HW Version 3) | |
Enumerations | |
| enum | esp_h264_err_t { ESP_H264_ERR_OK = 0 , ESP_H264_ERR_FAIL = -1 , ESP_H264_ERR_ARG = -2 , ESP_H264_ERR_MEM = -3 , ESP_H264_ERR_UNSUPPORTED = -5 , ESP_H264_ERR_TIMEOUT = -6 , ESP_H264_ERR_OVERFLOW = -7 } |
The given code snippet defines a structure called esp_h264_err_t It is an enumeration that represents different error codes for H.264 video encoding operations. More... | |
| enum | esp_h264_raw_format_t { ESP_H264_RAW_FMT_BGR888 = ((uint32_t)( 'B' ) | ((uint32_t)( 'G' ) << 8) | ((uint32_t)( 'R' ) << 16) | ((uint32_t)( '3' ) << 24)) , ESP_H264_RAW_FMT_RGB565_LE = ((uint32_t)( 'R' ) | ((uint32_t)( 'G' ) << 8) | ((uint32_t)( 'B' ) << 16) | ((uint32_t)( 'L' ) << 24)) , ESP_H264_RAW_FMT_VUY = ((uint32_t)( 'Y' ) | ((uint32_t)( '3' ) << 8) | ((uint32_t)( '0' ) << 16) | ((uint32_t)( '8' ) << 24)) , ESP_H264_RAW_FMT_UYVY = ((uint32_t)( 'U' ) | ((uint32_t)( 'Y' ) << 8) | ((uint32_t)( 'V' ) << 16) | ((uint32_t)( 'Y' ) << 24)) , ESP_H264_RAW_FMT_YUYV = ((uint32_t)( 'Y' ) | ((uint32_t)( 'U' ) << 8) | ((uint32_t)( 'Y' ) << 16) | ((uint32_t)( 'V' ) << 24)) , ESP_H264_RAW_FMT_I420 = ((uint32_t)( 'Y' ) | ((uint32_t)( 'U' ) << 8) | ((uint32_t)( '1' ) << 16) | ((uint32_t)( '2' ) << 24)) , ESP_H264_RAW_FMT_O_UYY_E_VYY = ((uint32_t)( 'O' ) | ((uint32_t)( 'U' ) << 8) | ((uint32_t)( 'E' ) << 16) | ((uint32_t)( 'V' ) << 24)) } |
| This is an unencoded data format. More... | |
| enum | esp_h264_frame_type_t { ESP_H264_FRAME_TYPE_INVALID = -1 , ESP_H264_FRAME_TYPE_IDR = 0 , ESP_H264_FRAME_TYPE_I = 1 , ESP_H264_FRAME_TYPE_P = 2 } |
| Enumerate video frame type. More... | |
Macro Definition Documentation
◆ ESP_H264_4CC
| #define ESP_H264_4CC | ( | a, | |
| b, | |||
| c, | |||
| d | |||
| ) | ((uint32_t)(a) | ((uint32_t)(b) << 8) | ((uint32_t)(c) << 16) | ((uint32_t)(d) << 24)) |
◆ ESP_H264_GET_BPP_BY_PIC_TYPE
| #define ESP_H264_GET_BPP_BY_PIC_TYPE | ( | pic_type | ) |
Value:
((pic_type) == ESP_H264_RAW_FMT_I420 || (pic_type) == ESP_H264_RAW_FMT_O_UYY_E_VYY ? 1.5f : \
(pic_type) == ESP_H264_RAW_FMT_RGB565_LE || (pic_type) == ESP_H264_RAW_FMT_UYVY || (pic_type) == ESP_H264_RAW_FMT_YUYV ? 2.0f : \
3.0f)
Get bytes per pixel (BPP) by picture type.
- Parameters
-
pic_type Picture format type
- Returns
- Bytes per pixel value
◆ ESP_H264_HW_IS_SUPPORTED_PIC_TYPE
| #define ESP_H264_HW_IS_SUPPORTED_PIC_TYPE | ( | pic_type | ) | ((pic_type) == ESP_H264_RAW_FMT_O_UYY_E_VYY) |
Check if picture type is supported by hardware (HW Version 3)
- Note
- HW Version 3 only supports ESP_H264_RAW_FMT_O_UYY_E_VYY format
- Parameters
-
pic_type Picture format type to check
- Returns
- true if supported, false otherwise
◆ ESP_H264_QP_MAX
| #define ESP_H264_QP_MAX (51) /*<! H264 support maximum quantization parameter (QP) */ |
Enumeration Type Documentation
◆ esp_h264_err_t
| enum esp_h264_err_t |
The given code snippet defines a structure called esp_h264_err_t It is an enumeration that represents different error codes for H.264 video encoding operations.
| Enumerator | |
|---|---|
| ESP_H264_ERR_OK | |
| ESP_H264_ERR_FAIL | |
| ESP_H264_ERR_ARG | |
| ESP_H264_ERR_MEM | |
| ESP_H264_ERR_UNSUPPORTED | |
| ESP_H264_ERR_TIMEOUT | |
| ESP_H264_ERR_OVERFLOW | |
◆ esp_h264_frame_type_t
◆ esp_h264_raw_format_t
This is an unencoded data format.
- Note
- |----------------------------—|-----------—|-----------—|-----------—|
enum SW encoder HW encoder SW decoder ESP_H264_RAW_FMT_BGR888 un-supported supported un-supported ----------------------------— -----------— -----------— -----------— ESP_H264_RAW_FMT_RGB565_LE un-supported supported un-supported ----------------------------— -----------— -----------— -----------— ESP_H264_RAW_FMT_VUY un-supported supported un-supported ----------------------------— -----------— -----------— -----------— ESP_H264_RAW_FMT_UYVY un-supported supported un-supported ----------------------------— -----------— -----------— -----------— ESP_H264_RAW_FMT_YUYV supported un-supported un-supported ----------------------------— -----------— -----------— -----------— ESP_H264_RAW_FMT_I420 supported un-supported supported ----------------------------— -----------— -----------— -----------— ESP_H264_RAW_FMT_O_UYY_E_VYY un-supported supported un-supported ----------------------------— -----------— -----------— -----------—
| Enumerator | |
|---|---|
| ESP_H264_RAW_FMT_BGR888 | |
| ESP_H264_RAW_FMT_RGB565_LE | |
| ESP_H264_RAW_FMT_VUY | |
| ESP_H264_RAW_FMT_UYVY | |
| ESP_H264_RAW_FMT_YUYV | |
| ESP_H264_RAW_FMT_I420 | |
| ESP_H264_RAW_FMT_O_UYY_E_VYY | |
