Add 30_2_2_QPageSetupDialog.py

Modify 3_2_1_QPrintDialog.py - fix docs

Add 3_2_1_QPrintDialof.py

Modify 30_1_1_QPrinter.py - fix docs

Modify 30_1_2_PrintList.py - delete unnecessary import ad fix docs

Add 30_2_1_QPrintDialog.py

Add 30_1_3_2_QPageLayout.py

Modify 30_1_3_1_QPageSize.py - add code example

Add 30_1_3_1_QPageSize.py

Modify 30_1_2_PrintList.py

Modify 30_1_2_PrintList.py

Add 30_1_2_PrintList.py

Add 30_1_2_Print_output.py

Add photo.jpg

Modify 30_1_1_QPrinter.py - delete unnecessary code

Add 30_1_1_QPrinter.py

Add 30_Document_printing

Modify 29_3_QSoundEffect.py

Add 29_3_QSoundEffect.py

Modify 29_2_6_QImageCapture.py - complete code example

Modify 29_2_5_QCamera.py - fix documentation

Modify 29_2_5_QCamera.py

Add 29_2_5_QCamera.py

Modify 29_2_4_QMediaFormat.py - fix code example

Modify 29_2_4_QMediaFormat.py

Modify 29_2_4_QMediqFormat.py

Modify 29_2_4_QMediaFormat.py

Add 29_2_4_QMediaFormat.py

Add 29_2_3_QMediaRecorder.txt

Add 29_2_2_QAudioInput.txt

Add QMdediaCaptureSession.txt