Update audio recording documentation

Document how to record audio-only to .opus and .aac files.

PR #3978 <https://github.com/Genymobile/scrcpy/pull/3978>

app/prebuilt-deps/prepare-ffmpeg.sh

@@ -6,11 +6,11 @@ cd "$DIR"
 mkdir -p "$PREBUILT_DATA_DIR"
 cd "$PREBUILT_DATA_DIR"
 
-VERSION=6.0-scrcpy-2
+VERSION=6.0-scrcpy-3
 DEP_DIR="ffmpeg-$VERSION"
 
 FILENAME="$DEP_DIR".7z
-SHA256SUM=98ef97f8607c97a5c4f9c5a0a991b78f105d002a3619145011d16ffb92501b14
+SHA256SUM=36829d98ac4454d7092c72ddb92faa20b60450bc0fe8873076efb0858cdcbc2c
 
 if [[ -d "$DEP_DIR" ]]
 then

cross_win32.txt

@@ -16,6 +16,6 @@ cpu = 'i686'
 endian = 'little'
 
 [properties]
-prebuilt_ffmpeg = 'ffmpeg-6.0-scrcpy-2/win32'
+prebuilt_ffmpeg = 'ffmpeg-6.0-scrcpy-3/win32'
 prebuilt_sdl2 = 'SDL2-2.26.4/i686-w64-mingw32'
 prebuilt_libusb = 'libusb-1.0.26/libusb-MinGW-Win32'

cross_win64.txt

@@ -16,6 +16,6 @@ cpu = 'x86_64'
 endian = 'little'
 
 [properties]
-prebuilt_ffmpeg = 'ffmpeg-6.0-scrcpy-2/win64'
+prebuilt_ffmpeg = 'ffmpeg-6.0-scrcpy-3/win64'
 prebuilt_sdl2 = 'SDL2-2.26.4/x86_64-w64-mingw32'
 prebuilt_libusb = 'libusb-1.0.26/libusb-MinGW-x64'

doc/recording.md

@@ -16,7 +16,9 @@ scrcpy --no-audio --record=file.mp4
 To record only the audio:
 
 ```bash
-scrcpy --no-video --record=file.mp4
+scrcpy --no-video --record=file.opus
+scrcpy --no-video --audio-codec=aac --record-file=file.aac
+# .m4a/.mp4 and .mka/.mkv are also supported for both opus and aac
 ```
 
 To disable mirroring while recording:

release.mk

@@ -94,11 +94,11 @@ dist-win32: build-server build-win32
 	cp app/data/scrcpy-noconsole.vbs "$(DIST)/$(WIN32_TARGET_DIR)"
 	cp app/data/icon.png "$(DIST)/$(WIN32_TARGET_DIR)"
 	cp app/data/open_a_terminal_here.bat "$(DIST)/$(WIN32_TARGET_DIR)"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win32/bin/avutil-58.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win32/bin/avutil-58.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win32/bin/avcodec-60.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win32/bin/avcodec-60.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win32/bin/avformat-60.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win32/bin/avformat-60.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win32/bin/swresample-4.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win32/bin/swresample-4.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win32/bin/zlib1.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win32/bin/zlib1.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
 	cp app/prebuilt-deps/data/platform-tools-34.0.1/adb.exe "$(DIST)/$(WIN32_TARGET_DIR)/"
 	cp app/prebuilt-deps/data/platform-tools-34.0.1/AdbWinApi.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
 	cp app/prebuilt-deps/data/platform-tools-34.0.1/AdbWinUsbApi.dll "$(DIST)/$(WIN32_TARGET_DIR)/"
@@ -113,11 +113,11 @@ dist-win64: build-server build-win64
 	cp app/data/scrcpy-noconsole.vbs "$(DIST)/$(WIN64_TARGET_DIR)"
 	cp app/data/icon.png "$(DIST)/$(WIN64_TARGET_DIR)"
 	cp app/data/open_a_terminal_here.bat "$(DIST)/$(WIN64_TARGET_DIR)"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win64/bin/avutil-58.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win64/bin/avutil-58.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win64/bin/avcodec-60.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win64/bin/avcodec-60.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win64/bin/avformat-60.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win64/bin/avformat-60.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win64/bin/swresample-4.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win64/bin/swresample-4.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
-	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-2/win64/bin/zlib1.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
+	cp app/prebuilt-deps/data/ffmpeg-6.0-scrcpy-3/win64/bin/zlib1.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
 	cp app/prebuilt-deps/data/platform-tools-34.0.1/adb.exe "$(DIST)/$(WIN64_TARGET_DIR)/"
 	cp app/prebuilt-deps/data/platform-tools-34.0.1/AdbWinApi.dll "$(DIST)/$(WIN64_TARGET_DIR)/"
 	cp app/prebuilt-deps/data/platform-tools-34.0.1/AdbWinUsbApi.dll "$(DIST)/$(WIN64_TARGET_DIR)/"