#include <KisLibavMediaEncoderRunnable.h>

Inheritance diagram for KisLibavMediaEncoderRunnable:

Classes
class	Context

class	Format

Static Public Member Functions
static KisLibavMediaEncoderRunnable *	create (const KisMediaEncoderWrapperSettings &settings, QObject *parent=nullptr)

static void	getSupportedFormats (QVector< KisMediaEncoderFormat * > &outSupportedFormats)

Protected Member Functions
EncodeResult	encode (QString &outErrorMessage) override

	KisLibavMediaEncoderRunnable (const KisMediaEncoderWrapperSettings &settings, QObject *parent)

Protected Member Functions inherited from KisMediaEncoderRunnable
bool	isCancelled () const

	KisMediaEncoderRunnable (const KisMediaEncoderWrapperSettings &settings, QObject *parent)

bool	nextFrame (Frame &outFrame)

void	rewindFrames ()

void	setOutputFrameNoMultiplier (double outputFrameNoMultiplier)

const KisMediaEncoderWrapperSettings	settings ()

Static Private Attributes
static constexpr int	FORMAT_APNG = 3

static constexpr int	FORMAT_GIF = 1

static constexpr int	FORMAT_GIF_PALETTE = 0

static constexpr int	FORMAT_WEBP = 2

Additional Inherited Members
Public Slots inherited from KisMediaEncoderRunnable
void	slotHandleCancelRequested ()

Signals inherited from KisMediaEncoderRunnable
void	sigCancelled ()

void	sigCompleted ()

void	sigFailed (const QString &errorMessage)

void	sigProgressUpdated (int frameNo)

void	sigStarted ()

Public Member Functions inherited from KisMediaEncoderRunnable
void	run () override

Protected Types inherited from KisMediaEncoderRunnable
enum class	EncodeResult { Completed , Cancelled , Failed }

Detailed Description

Definition at line 10 of file KisLibavMediaEncoderRunnable.h.

Constructor & Destructor Documentation

◆ KisLibavMediaEncoderRunnable()

KisLibavMediaEncoderRunnable::KisLibavMediaEncoderRunnable	(	const KisMediaEncoderWrapperSettings &	settings,
		QObject *	parent )

protected

Definition at line 932 of file KisLibavMediaEncoderRunnable.cpp.

    : KisMediaEncoderRunnable(settings, parent)
{
}

Member Function Documentation

◆ create()

KisLibavMediaEncoderRunnable * KisLibavMediaEncoderRunnable::create	(	const KisMediaEncoderWrapperSettings &	settings,
		QObject *	parent = nullptr )

static

Definition at line 914 of file KisLibavMediaEncoderRunnable.cpp.

{
    if (settings.format->type() == KisMediaEncoderFormat::Type::LibavMediaEncoder) {
        return new KisLibavMediaEncoderRunnable(settings, parent);
    } else {
        return nullptr;
    }
}

References KisMediaEncoderWrapperSettings::format, KisLibavMediaEncoderRunnable(), KisMediaEncoderFormat::LibavMediaEncoder, KisMediaEncoderRunnable::settings(), and KisMediaEncoderFormat::type().

◆ encode()

KisMediaEncoderRunnable::EncodeResult KisLibavMediaEncoderRunnable::encode ( QString & outErrorMessage )

overrideprotectedvirtual

Implements KisMediaEncoderRunnable.

Definition at line 938 of file KisLibavMediaEncoderRunnable.cpp.

{
    Format *format = static_cast<Format *>(settings().format);
    QByteArray paletteData;
 
    if (format->formatId() == FORMAT_GIF) {
        // GIF needs to generate a palette, so we must do two rendering runs.
        // Setting the multiplier here halves the speed of the progress bar.
        setOutputFrameNoMultiplier(0.5);
 
        Format paletteFormat(FORMAT_GIF_PALETTE);
        EncodeResult paletteResult =
            Context(this, outErrorMessage).encode(settings(), paletteFormat, paletteData, true);
        if (paletteResult != EncodeResult::Completed) {
            return paletteResult;
        }
 
        KIS_SAFE_ASSERT_RECOVER_RETURN_VALUE(!paletteData.isEmpty(), EncodeResult::Failed);
        rewindFrames(); // Ready the frame iterator for another round.
    }
 
    return Context(this, outErrorMessage).encode(settings(), *format, paletteData, false);
}

References KisMediaEncoderRunnable::Completed, KisLibavMediaEncoderRunnable::Context::encode(), KisMediaEncoderRunnable::Failed, KisMediaEncoderWrapperSettings::format, FORMAT_GIF, FORMAT_GIF_PALETTE, KisLibavMediaEncoderRunnable::Format::formatId(), KIS_SAFE_ASSERT_RECOVER_RETURN_VALUE, KisMediaEncoderRunnable::rewindFrames(), KisMediaEncoderRunnable::setOutputFrameNoMultiplier(), and KisMediaEncoderRunnable::settings().

◆ getSupportedFormats()

void KisLibavMediaEncoderRunnable::getSupportedFormats ( QVector< KisMediaEncoderFormat * > & outSupportedFormats )

static

Definition at line 924 of file KisLibavMediaEncoderRunnable.cpp.

{
    if (avcodec_find_encoder(Format::codecIdForFormatId(FORMAT_GIF_PALETTE))
        && avcodec_find_encoder(Format::codecIdForFormatId(FORMAT_GIF))) {
        outSupportedFormats.append(new Format(FORMAT_GIF));
    }
}