Files
2026-08-24 10:03:24 +08:00

377 lines
14 KiB
C

#include <string.h>
#include <dlfcn.h>
#include <pthread.h>
#include "vp_hevc_codec_1_0.h"
#include "amvenc_common.h"
#include "amvenc.h"
//_need_modify_待区分Android和Linux====
#define LIB_ENCODER_API_NAME "libamvenc_265.so"
typedef vl_codec_handle_hevc_t (*fn_init)(vl_codec_id_hevc_t codec_id,
vl_encode_info_hevc_t encode_info,
qp_param_hevc_t* qp_tbl);
typedef encoding_metadata_hevc_t (*fn_generate_header)(vl_codec_handle_hevc_t handle,
unsigned char *pHeader,
unsigned int *pLength);
typedef encoding_metadata_hevc_t (*fn_encode)(vl_codec_handle_hevc_t handle,
vl_frame_type_hevc_t frame_type,
unsigned char *out,
vl_buffer_info_hevc_t *in_buffer_info);
typedef int (*fn_change_bitrate)(vl_codec_handle_hevc_t handle, int bitRate);
typedef int (*fn_destroy)(vl_codec_handle_hevc_t handle);
typedef struct {
int load_count;
void *libHandle;
fn_init init;
fn_generate_header generate_header;
fn_encode encode;
fn_change_bitrate change_bitrate;
fn_destroy destroy;
}vl_encoder_ops_s;
static vl_encoder_ops_s encoder_ops = {0};
static pthread_mutex_t encoder_ops_mutex = PTHREAD_MUTEX_INITIALIZER;
int amvenc_265_load_Module(void)
{
VLOG(DEBUG, "amvenc_ports w420 initModule!");
pthread_mutex_lock(&encoder_ops_mutex);
encoder_ops.load_count ++;
if (encoder_ops.load_count == 1) {
encoder_ops.libHandle = dlopen(LIB_ENCODER_API_NAME, RTLD_NOW | RTLD_NODELETE);
if (encoder_ops.libHandle != NULL) {
encoder_ops.init = (fn_init)dlsym(encoder_ops.libHandle, "vl_video_encoder_init_hevc");
if (encoder_ops.init == NULL) {
VLOG(ERR, "dlsym for vl_video_encoder_init_hevc failed");
goto exit;
}
encoder_ops.generate_header = (fn_generate_header)dlsym(encoder_ops.libHandle, "vl_video_encoder_generate_header");
if (encoder_ops.generate_header == NULL) {
VLOG(ERR, "dlsym for vl_video_encoder_generate_header failed");
goto exit;
}
encoder_ops.change_bitrate = (fn_change_bitrate)dlsym(encoder_ops.libHandle, "vl_video_encoder_change_bitrate_hevc");
if (encoder_ops.change_bitrate == NULL) {
VLOG(ERR, "dlsym for vl_video_encoder_change_bitrate_hevc failed");
goto exit;
}
encoder_ops.encode = (fn_encode)dlsym(encoder_ops.libHandle, "vl_video_encoder_encode_hevc");
if (encoder_ops.encode == NULL) {
VLOG(ERR, "dlsym for vl_video_encoder_encode_hevc failed");
goto exit;
}
encoder_ops.destroy = (fn_destroy)dlsym(encoder_ops.libHandle,"vl_video_encoder_destroy_hevc");
if (encoder_ops.destroy == NULL) {
VLOG(ERR, "dlsym for vl_video_encoder_destroy_hevc failed");
goto exit;
}
} else {
VLOG(ERR, "dlopen for %s failed,err:%s", LIB_ENCODER_API_NAME, dlerror());
encoder_ops.load_count --;
pthread_mutex_unlock(&encoder_ops_mutex);
return -1;
}
}
pthread_mutex_unlock(&encoder_ops_mutex);
return 0;
exit:
dlclose(encoder_ops.libHandle);
encoder_ops.load_count --;
pthread_mutex_unlock(&encoder_ops_mutex);
return -1;
}
amvenc_handle_t amvenc_265_init(amvenc_codec_id_t vcodec_id,
amvenc_info_t vcodec_info,
amvenc_qp_param_t* qp_param)
{
vl_codec_id_hevc_t codec_id = CODEC_ID_NONE;
vl_encode_info_hevc_t encode_info;
qp_param_hevc_t qp_tbl;
vl_codec_handle_hevc_t handle_enc = 0;
if (qp_param == NULL) {
VLOG(ERR, "invalid param, qp_param is NULL!\n");
return 0;
}
memset(&encode_info, 0, sizeof(encode_info));
memset(&qp_tbl, 0, sizeof(qp_tbl));
codec_id = CODEC_ID_H265;
encode_info.width = vcodec_info.width;
encode_info.height = vcodec_info.height;
encode_info.frame_rate = vcodec_info.frame_rate;
encode_info.bit_rate = vcodec_info.bit_rate;
encode_info.gop = vcodec_info.gop;
encode_info.prepend_spspps_to_idr_frames = vcodec_info.prepend_spspps_to_idr_frames;
switch (vcodec_info.img_format)
{
case AML_IMG_FMT_NV12:
encode_info.img_format = IMG_FMT_NV12;
break;
case AML_IMG_FMT_NV21:
encode_info.img_format = IMG_FMT_NV21;
break;
case AML_IMG_FMT_YUV420P:
encode_info.img_format = IMG_FMT_YUV420P;
break;
case AML_IMG_FMT_YV12:
encode_info.img_format = IMG_FMT_YV12;
break;
case AML_IMG_FMT_RGB888:
encode_info.img_format = IMG_FMT_RGB888;
break;
case AML_IMG_FMT_RGBA8888:
encode_info.img_format = IMG_FMT_RGBA8888;
break;
default:
break;
}
encode_info.qp_mode = vcodec_info.qp_mode;
//encode_info.forcePicQpEnable = vcodec_info.forcePicQpEnable;
//encode_info.forcePicQpI = vcodec_info.forcePicQpI;
//encode_info.forcePicQpP = vcodec_info.forcePicQpP;
//encode_info.forcePicQpB = vcodec_info.forcePicQpB;
encode_info.enc_feature_opts = vcodec_info.enc_feature_opts;
//encode_info.intra_refresh_mode = vcodec_info.intra_refresh_mode;
//encode_info.intra_refresh_arg = vcodec_info.intra_refresh_arg;
//encode_info.profile = vcodec_info.profile;
//encode_info.frame_rotation = vcodec_info.frame_rotation;
//encode_info.frame_mirroring = vcodec_info.frame_mirroring;
encode_info.bitstream_buf_sz = vcodec_info.bitstream_buf_sz;
//encode_info.multi_slice_mode = vcodec_info.multi_slice_mode;
//encode_info.multi_slice_arg = vcodec_info.multi_slice_arg;
//encode_info.cust_gop_qp_delta = vcodec_info.cust_gop_qp_delta;
//encode_info.strict_rc_window = vcodec_info.strict_rc_window;
//encode_info.strict_rc_skip_thresh = vcodec_info.strict_rc_skip_thresh;
encode_info.bitstream_buf_sz_kb = vcodec_info.bitstream_buf_sz_kb;
//encode_info.vui_parameters_present_flag = vcodec_info.vui_parameters_present_flag;
//encode_info.video_full_range_flag = vcodec_info.video_full_range_flag;
//encode_info.video_signal_type_present_flag = vcodec_info.video_signal_type_present_flag;
//encode_info.colour_description_present_flag = vcodec_info.colour_description_present_flag;
//encode_info.colour_primaries = vcodec_info.colour_primaries;
//encode_info.transfer_characteristics = vcodec_info.transfer_characteristics;
//encode_info.matrix_coefficients = vcodec_info.matrix_coefficients;
qp_tbl.qp_min = qp_param->qp_min;
qp_tbl.qp_max = qp_param->qp_max;
//qp_tbl.qp_I_base = qp_param->qp_I_base;
//qp_tbl.qp_P_base = qp_param->qp_P_base;
//qp_tbl.qp_B_base = qp_param->qp_B_base;
//qp_tbl.qp_I_min = qp_param->qp_I_min;
//qp_tbl.qp_I_max = qp_param->qp_I_max;
//qp_tbl.qp_P_min = qp_param->qp_P_min;
//qp_tbl.qp_P_max = qp_param->qp_P_max;
//qp_tbl.qp_B_min = qp_param->qp_B_min;
//qp_tbl.qp_B_max = qp_param->qp_B_max;
if (encoder_ops.init)
handle_enc = encoder_ops.init(codec_id, encode_info, &qp_tbl);
return (amvenc_handle_t)handle_enc;
}
amvenc_metadata_t amvenc_265_generate_header(amvenc_handle_t handle,
unsigned char *pHeader,
unsigned int *pLength)
{
encoding_metadata_hevc_t encoding_metadata;
amvenc_metadata_t result;
memset(&encoding_metadata, 0, sizeof(encoding_metadata));
memset(&result, 0, sizeof(result));
if (encoder_ops.generate_header)
encoding_metadata = encoder_ops.generate_header((vl_codec_handle_hevc_t)handle, pHeader, pLength);
result.encoded_data_length_in_bytes = encoding_metadata.encoded_data_length_in_bytes;
result.is_key_frame = encoding_metadata.is_key_frame;
result.timestamp_us = encoding_metadata.timestamp_us;
result.is_valid = encoding_metadata.is_valid;
result.extra.frame_type = encoding_metadata.extra.frame_type;
result.extra.average_qp_value = encoding_metadata.extra.average_qp_value;
result.extra.intra_blocks = encoding_metadata.extra.intra_blocks;
result.extra.merged_blocks = encoding_metadata.extra.merged_blocks;
result.extra.skipped_blocks = encoding_metadata.extra.skipped_blocks;
result.err_cod = encoding_metadata.err_cod;
return result;
}
amvenc_metadata_t amvenc_265_encode(amvenc_handle_t handle,
amvenc_frame_info_t frame_info,
amvenc_frame_type_t type,
unsigned char* out,
amvenc_buffer_info_t *in_buffer_info,
amvenc_buffer_info_t *ret_buffer_info)
{
encoding_metadata_hevc_t encoding_metadata;
vl_frame_type_hevc_t enc_frame_type;
vl_buffer_info_hevc_t inbuf_info;
amvenc_metadata_t result;
memset(&result, 0, sizeof(result));
if ((in_buffer_info == NULL) || (ret_buffer_info == NULL)) {
VLOG(ERR, "invalid input buffer_info\n");
result.is_valid = false;
return result;
}
memset(&encoding_metadata, 0, sizeof(encoding_metadata));
memset(&inbuf_info, 0, sizeof(inbuf_info));
enc_frame_type = FRAME_TYPE_AUTO;
switch (type)
{
case AML_FRAME_TYPE_AUTO:
enc_frame_type = FRAME_TYPE_AUTO;
break;
case AML_FRAME_TYPE_I:
enc_frame_type = FRAME_TYPE_I;
break;
default:
break;
}
inbuf_info.buf_type = in_buffer_info->buf_type;
inbuf_info.buf_info.dma_info.shared_fd[0] = in_buffer_info->buf_info.dma_info.shared_fd[0];
inbuf_info.buf_info.dma_info.shared_fd[1] = in_buffer_info->buf_info.dma_info.shared_fd[1];
inbuf_info.buf_info.dma_info.shared_fd[2] = in_buffer_info->buf_info.dma_info.shared_fd[2];
inbuf_info.buf_info.dma_info.num_planes = in_buffer_info->buf_info.dma_info.num_planes;
inbuf_info.buf_info.in_ptr[0] = in_buffer_info->buf_info.in_ptr[0];
inbuf_info.buf_info.in_ptr[1] = in_buffer_info->buf_info.in_ptr[1];
inbuf_info.buf_info.in_ptr[2] = in_buffer_info->buf_info.in_ptr[2];
//inbuf_info.buf_info.canvas = in_buffer_info->buf_info.canvas;
inbuf_info.buf_stride = in_buffer_info->buf_stride;
inbuf_info.buf_fmt = IMG_FMT_NONE;
switch (in_buffer_info->buf_fmt)
{
case AML_IMG_FMT_NV12:
inbuf_info.buf_fmt = IMG_FMT_NV12;
break;
case AML_IMG_FMT_NV21:
inbuf_info.buf_fmt = IMG_FMT_NV21;
break;
case AML_IMG_FMT_YUV420P:
inbuf_info.buf_fmt = IMG_FMT_YUV420P;
break;
case AML_IMG_FMT_YV12:
inbuf_info.buf_fmt = IMG_FMT_YV12;
break;
case AML_IMG_FMT_RGB888:
inbuf_info.buf_fmt = IMG_FMT_RGB888;
break;
case AML_IMG_FMT_RGBA8888:
inbuf_info.buf_fmt = IMG_FMT_RGBA8888;
break;
default:
break;
}
if (encoder_ops.encode)
encoding_metadata = encoder_ops.encode((vl_codec_handle_hevc_t)handle, enc_frame_type, out, &inbuf_info);
/*ret_buffer_info->buf_type = ret_buf.buf_type;
ret_buffer_info->buf_info.dma_info.shared_fd[0] = ret_buf.buf_info.dma_info.shared_fd[0];
ret_buffer_info->buf_info.dma_info.shared_fd[1] = ret_buf.buf_info.dma_info.shared_fd[1];
ret_buffer_info->buf_info.dma_info.shared_fd[2] = ret_buf.buf_info.dma_info.shared_fd[2];
ret_buffer_info->buf_info.dma_info.num_planes = ret_buf.buf_info.dma_info.num_planes;
ret_buffer_info->buf_info.in_ptr[0] = ret_buf.buf_info.in_ptr[0];
ret_buffer_info->buf_info.in_ptr[1] = ret_buf.buf_info.in_ptr[1];
ret_buffer_info->buf_info.in_ptr[2] = ret_buf.buf_info.in_ptr[2];
ret_buffer_info->buf_info.canvas = ret_buf.buf_info.canvas;
ret_buffer_info->buf_stride = ret_buf.buf_stride;
ret_buffer_info->buf_fmt = AML_IMG_FMT_NONE;
switch (ret_buf.buf_fmt)
{
case IMG_FMT_NV12:
ret_buffer_info->buf_fmt = AML_IMG_FMT_NV12;
break;
case IMG_FMT_NV21:
ret_buffer_info->buf_fmt = AML_IMG_FMT_NV21;
break;
case IMG_FMT_YUV420P:
ret_buffer_info->buf_fmt = AML_IMG_FMT_YUV420P;
break;
case IMG_FMT_YV12:
ret_buffer_info->buf_fmt = AML_IMG_FMT_YV12;
break;
case IMG_FMT_RGB888:
ret_buffer_info->buf_fmt = AML_IMG_FMT_RGB888;
break;
case IMG_FMT_RGBA8888:
ret_buffer_info->buf_fmt = AML_IMG_FMT_RGBA8888;
break;
default:
break;
}*/
result.encoded_data_length_in_bytes = encoding_metadata.encoded_data_length_in_bytes;
result.is_key_frame = encoding_metadata.is_key_frame;
result.timestamp_us = encoding_metadata.timestamp_us;
result.is_valid = encoding_metadata.is_valid;
result.extra.frame_type = encoding_metadata.extra.frame_type;
result.extra.average_qp_value = encoding_metadata.extra.average_qp_value;
result.extra.intra_blocks = encoding_metadata.extra.intra_blocks;
result.extra.merged_blocks = encoding_metadata.extra.merged_blocks;
result.extra.skipped_blocks = encoding_metadata.extra.skipped_blocks;
result.err_cod = encoding_metadata.err_cod;
return result;
}
int amvenc_265_change_bitrate(amvenc_handle_t handle, int bitRate)
{
if (encoder_ops.encode)
return encoder_ops.change_bitrate((vl_codec_handle_hevc_t)handle, bitRate);
return 0;
}
int amvenc_265_destroy(amvenc_handle_t handle)
{
if (encoder_ops.destroy)
return encoder_ops.destroy((vl_codec_handle_hevc_t)handle);
return 0;
}
int amvenc_265_unload_Module(void)
{
pthread_mutex_lock(&encoder_ops_mutex);
encoder_ops.load_count --;
if (encoder_ops.load_count == 0) {
if (encoder_ops.libHandle) {
VLOG(DEBUG, "Unloading encoder api lib\n");
dlclose(encoder_ops.libHandle);
}
}
pthread_mutex_unlock(&encoder_ops_mutex);
return 0;
}