103 lines
2.9 KiB
C
103 lines
2.9 KiB
C
#include "camera.h"
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#include "device/buffer.h"
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#include "device/buffer_list.h"
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#include "device/device.h"
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#include "device/links.h"
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#include "opts/log.h"
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#include "opts/fourcc.h"
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#include "device/buffer_list.h"
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#include "http/http.h"
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static const char *jpeg_names[2] = {
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"JPEG",
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"JPEG-LOW"
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};
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static link_callbacks_t jpeg_callbacks[2] = {
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{ http_jpeg_capture, http_jpeg_needs_buffer },
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{ http_jpeg_lowres_capture, http_jpeg_needs_buffer }
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};
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static const char *h264_names[2] = {
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"H264",
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"H264-LOW"
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};
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static link_callbacks_t h264_callbacks[2] = {
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{ http_h264_capture, http_h264_needs_buffer },
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{ http_h264_lowres_capture, http_h264_needs_buffer }
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};
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static int camera_configure_h264_output(camera_t *camera, buffer_list_t *src_capture, int res)
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{
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if (src_capture->fmt.format == V4L2_PIX_FMT_H264) {
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camera_capture_set_callbacks(camera, src_capture, h264_callbacks[res]);
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return 0;
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}
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camera->codec_h264[res] = device_v4l2_open(h264_names[res], "/dev/video11");
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buffer_list_t *output = device_open_buffer_list_output(camera->codec_h264[res], src_capture);
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buffer_list_t *capture = device_open_buffer_list_capture(camera->codec_h264[res], output, 1.0, V4L2_PIX_FMT_H264, true);
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if (!capture) {
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return -1;
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}
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camera_capture_add_output(camera, src_capture, output);
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camera_capture_set_callbacks(camera, capture, h264_callbacks[res]);
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return 0;
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}
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static int camera_configure_jpeg_output(camera_t *camera, buffer_list_t *src_capture, int res)
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{
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if (src_capture->fmt.format == V4L2_PIX_FMT_MJPEG || src_capture->fmt.format == V4L2_PIX_FMT_JPEG) {
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camera_capture_set_callbacks(camera, src_capture, jpeg_callbacks[res]);
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return 0;
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}
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camera->codec_jpeg[res] = device_v4l2_open(jpeg_names[res], "/dev/video31");
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buffer_list_t *output = device_open_buffer_list_output(camera->codec_jpeg[res], src_capture);
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buffer_list_t *capture = device_open_buffer_list_capture(camera->codec_jpeg[res], output, 1.0, V4L2_PIX_FMT_JPEG, true);
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if (!capture) {
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return -1;
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}
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camera_capture_add_output(camera, src_capture, output);
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camera_capture_set_callbacks(camera, capture, jpeg_callbacks[res]);
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return 0;
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}
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int camera_configure_output(camera_t *camera, buffer_list_t *src_capture, int res)
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{
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return camera_configure_h264_output(camera, src_capture, res) == 0 &&
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camera_configure_jpeg_output(camera, src_capture, res) == 0;
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}
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int camera_configure_output_rescaler(camera_t *camera, buffer_list_t *src_capture, float high_div, float low_div)
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{
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if (high_div > 1) {
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if (camera_configure_legacy_isp(camera, src_capture, high_div, 0) < 0) {
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return -1;
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}
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} else if (high_div > 0) {
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if (camera_configure_output(camera, src_capture, 0) < 0) {
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return -1;
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}
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}
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if (low_div > 1) {
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if (camera_configure_legacy_isp(camera, src_capture, low_div, 1) < 0) {
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return -1;
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}
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} else if (low_div > 0) {
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if (camera_configure_output(camera, src_capture, 1) < 0) {
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return -1;
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}
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}
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return 0;
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} |