(12a88db0bd6307222d2db5939893a44fbdae5a50)

#include <QtMultimedia/private/qavfcamerautility_p.h>
#include <QtMultimedia/private/qavfcameradebug_p.h>
#include <QtCore/qvector.h>
#include <private/qmultimediautils_p.h>
#include <private/qcameradevice_p.h>
#include <QtMultimedia/private/qavfhelpers_p.h>
#include <functional>
#include <algorithm>
#include <limits>
#include <tuple>
#include <AudioToolbox/AudioToolbox.h>

Include dependency graph for qavfcamerautility.mm:

Go to the source code of this file.

Functions
QT_BEGIN_NAMESPACE AVFPSRange	qt_connection_framerates (AVCaptureConnection *videoConnection)
AVCaptureDeviceFormat *	qt_convert_to_capture_device_format (AVCaptureDevice *captureDevice, const QCameraFormat &cameraFormat, const std::function< bool(uint32_t)> &cvFormatValidator)
QVector< AVCaptureDeviceFormat * >	qt_unique_device_formats (AVCaptureDevice *captureDevice, FourCharCode filter)
QSize	qt_device_format_resolution (AVCaptureDeviceFormat *format)
QSize	qt_device_format_high_resolution (AVCaptureDeviceFormat *format)
QVector< AVFPSRange >	qt_device_format_framerates (AVCaptureDeviceFormat *format)
QSize	qt_device_format_pixel_aspect_ratio (AVCaptureDeviceFormat *format)
AVCaptureDeviceFormat *	qt_find_best_resolution_match (AVCaptureDevice *captureDevice, const QSize &request, FourCharCode filter, bool stillImage)
AVCaptureDeviceFormat *	qt_find_best_framerate_match (AVCaptureDevice *captureDevice, FourCharCode filter, Float64 fps)
AVFrameRateRange *	qt_find_supported_framerate_range (AVCaptureDeviceFormat *format, Float64 fps)
bool	qt_format_supports_framerate (AVCaptureDeviceFormat *format, qreal fps)
bool	qt_formats_are_equal (AVCaptureDeviceFormat f1, AVCaptureDeviceFormat f2)
bool	qt_set_active_format (AVCaptureDevice captureDevice, AVCaptureDeviceFormat format, bool preserveFps)
void	qt_set_framerate_limits (AVCaptureConnection *videoConnection, qreal minFPS, qreal maxFPS)
CMTime	qt_adjusted_frame_duration (AVFrameRateRange *range, qreal fps)
void	qt_set_framerate_limits (AVCaptureDevice *captureDevice, qreal minFPS, qreal maxFPS)
void	qt_set_framerate_limits (AVCaptureDevice captureDevice, AVCaptureConnection videoConnection, qreal minFPS, qreal maxFPS)
AVFPSRange	qt_current_framerates (AVCaptureDevice captureDevice, AVCaptureConnection videoConnection)
QList< AudioValueRange >	qt_supported_sample_rates_for_format (int codecId)
QList< AudioValueRange >	qt_supported_bit_rates_for_format (int codecId)
std::optional< QList< UInt32 > >	qt_supported_channel_counts_for_format (int codecId)
QList< UInt32 >	qt_supported_channel_layout_tags_for_format (int codecId, int noChannels)

Function Documentation

◆ qt_adjusted_frame_duration()

CMTime qt_adjusted_frame_duration	(	AVFrameRateRange *	range,
		qreal	fps )

Definition at line 489 of file qavfcamerautility.mm.

◆ qt_connection_framerates()

QT_BEGIN_NAMESPACE AVFPSRange qt_connection_framerates ( AVCaptureConnection * videoConnection )

Definition at line 23 of file qavfcamerautility.mm.

◆ qt_convert_to_capture_device_format()

AVCaptureDeviceFormat * qt_convert_to_capture_device_format	(	AVCaptureDevice *	captureDevice,
		const QCameraFormat &	cameraFormat,
		const std::function< bool(uint32_t)> &	cvFormatValidator )

Definition at line 100 of file qavfcamerautility.mm.

◆ qt_current_framerates()

AVFPSRange qt_current_framerates	(	AVCaptureDevice *	captureDevice,
		AVCaptureConnection *	videoConnection )

Definition at line 577 of file qavfcamerautility.mm.

◆ qt_device_format_framerates()

QVector< AVFPSRange > qt_device_format_framerates ( AVCaptureDeviceFormat * format )

Definition at line 209 of file qavfcamerautility.mm.

◆ qt_device_format_high_resolution()

QSize qt_device_format_high_resolution ( AVCaptureDeviceFormat * format )

Definition at line 197 of file qavfcamerautility.mm.

◆ qt_device_format_pixel_aspect_ratio()

QSize qt_device_format_pixel_aspect_ratio ( AVCaptureDeviceFormat * format )

Definition at line 225 of file qavfcamerautility.mm.

◆ qt_device_format_resolution()

QSize qt_device_format_resolution ( AVCaptureDeviceFormat * format )

Definition at line 188 of file qavfcamerautility.mm.

◆ qt_find_best_framerate_match()

AVCaptureDeviceFormat * qt_find_best_framerate_match	(	AVCaptureDevice *	captureDevice,
		FourCharCode	filter,
		Float64	fps )

Definition at line 318 of file qavfcamerautility.mm.

◆ qt_find_best_resolution_match()

AVCaptureDeviceFormat * qt_find_best_resolution_match	(	AVCaptureDevice *	captureDevice,
		const QSize &	request,
		FourCharCode	filter,
		bool	stillImage )

Definition at line 251 of file qavfcamerautility.mm.

◆ qt_find_supported_framerate_range()

AVFrameRateRange * qt_find_supported_framerate_range	(	AVCaptureDeviceFormat *	format,
		Float64	fps )

Definition at line 363 of file qavfcamerautility.mm.

◆ qt_format_supports_framerate()

bool qt_format_supports_framerate	(	AVCaptureDeviceFormat *	format,
		qreal	fps )

Definition at line 395 of file qavfcamerautility.mm.

◆ qt_formats_are_equal()

bool qt_formats_are_equal	(	AVCaptureDeviceFormat *	f1,
		AVCaptureDeviceFormat *	f2 )

Definition at line 408 of file qavfcamerautility.mm.

◆ qt_set_active_format()

bool qt_set_active_format	(	AVCaptureDevice *	captureDevice,
		AVCaptureDeviceFormat *	format,
		bool	preserveFps )

Definition at line 419 of file qavfcamerautility.mm.

◆ qt_set_framerate_limits() [1/3]

void qt_set_framerate_limits	(	AVCaptureConnection *	videoConnection,
		qreal	minFPS,
		qreal	maxFPS )

Definition at line 458 of file qavfcamerautility.mm.

◆ qt_set_framerate_limits() [2/3]

void qt_set_framerate_limits	(	AVCaptureDevice *	captureDevice,
		AVCaptureConnection *	videoConnection,
		qreal	minFPS,
		qreal	maxFPS )

Definition at line 569 of file qavfcamerautility.mm.

◆ qt_set_framerate_limits() [3/3]

void qt_set_framerate_limits	(	AVCaptureDevice *	captureDevice,
		qreal	minFPS,
		qreal	maxFPS )

Definition at line 508 of file qavfcamerautility.mm.

◆ qt_supported_bit_rates_for_format()

QList< AudioValueRange > qt_supported_bit_rates_for_format ( int codecId )

Definition at line 623 of file qavfcamerautility.mm.

◆ qt_supported_channel_counts_for_format()

std::optional< QList< UInt32 > > qt_supported_channel_counts_for_format ( int codecId )

Definition at line 648 of file qavfcamerautility.mm.

◆ qt_supported_channel_layout_tags_for_format()

QList< UInt32 > qt_supported_channel_layout_tags_for_format	(	int	codecId,
		int	noChannels )

Definition at line 682 of file qavfcamerautility.mm.

◆ qt_supported_sample_rates_for_format()

QList< AudioValueRange > qt_supported_sample_rates_for_format ( int codecId )

Definition at line 598 of file qavfcamerautility.mm.

◆ qt_unique_device_formats()

QVector< AVCaptureDeviceFormat * > qt_unique_device_formats	(	AVCaptureDevice *	captureDevice,
		FourCharCode	filter )

Definition at line 144 of file qavfcamerautility.mm.