ZegoMediaPlayerBlockDataHandler
ZegoMediaPlayerBlockDataHandler
Declared in ZegoExpressEventHandler.h
Methods
mediaPlayer:blockBegin
mediaPlayer:blockBegin
- (void)mediaPlayer:(ZegoMediaPlayer *)mediaPlayer blockBegin:(NSString *)path;The callback triggered when the media player is about to throw the block data of the media resource.
Declared in
ZegoExpressEventHandler.hParameters
| Name | Type | Description |
|---|---|---|
| mediaPlayer | ZegoMediaPlayer * | Callback player object. |
| path | NSString * | The path of the media resource. |
Details
The callback triggered when the media player is about to throw the block data of the media resource.
- Trigger: The callback is generated when the media player starts playing.
- Caution: The callback does not actually take effect until call [setBlockDataHandler] to set.
- Available since: 3.4.0
- Restrictions: When playing copyrighted music, this callback will be disabled by default. If necessary, please contact ZEGO technical support.
mediaPlayer:blockData:bufferSize
mediaPlayer:blockData:bufferSize
- (int)mediaPlayer:(ZegoMediaPlayer *)mediaPlayer blockData:(unsigned char *const)buffer bufferSize:(unsigned int)bufferSize;The callback triggered when the media player throws the block data of the media resource.
Declared in
ZegoExpressEventHandler.hParameters
| Name | Type | Description |
|---|---|---|
| mediaPlayer | ZegoMediaPlayer * | Callback player object. |
| buffer | unsigned char *const | The block data of the media resource. |
| bufferSize | unsigned int | Length of media resource block data. |
Details
The callback triggered when the media player throws the block data of the media resource.
- Trigger: This callback will be generated after receiving the [onBlockBegin] callback.
- Caution: The callback does not actually take effect until call [setBlockDataHandler] to set. The buffer size before and after decryption should be consistent.
- Available since: 3.4.0
- Restrictions: When playing copyrighted music, this callback will be disabled by default. If necessary, please contact ZEGO technical support.
Return
The size of the buffer, -1 is returned for failure.