xref: /haiku/src/add-ons/media/plugins/raw_decoder/RawDecoderPlugin.h (revision a7871de2865df2fb1e5b299a91c0711545fa7d48)
1*a7871de2Sbeveloper /*
2*a7871de2Sbeveloper  * Copyright (c) 2003-2004, Marcus Overhagen
3*a7871de2Sbeveloper  * All rights reserved.
4*a7871de2Sbeveloper  *
5*a7871de2Sbeveloper  * Redistribution and use in source and binary forms, with or without modification,
6*a7871de2Sbeveloper  * are permitted provided that the following conditions are met:
7*a7871de2Sbeveloper  *
8*a7871de2Sbeveloper  *  * Redistributions of source code must retain the above copyright notice,
9*a7871de2Sbeveloper  *    this list of conditions and the following disclaimer.
10*a7871de2Sbeveloper  *  * Redistributions in binary form must reproduce the above copyright notice,
11*a7871de2Sbeveloper  *    this list of conditions and the following disclaimer in the documentation
12*a7871de2Sbeveloper  *    and/or other materials provided with the distribution.
13*a7871de2Sbeveloper  *
14*a7871de2Sbeveloper  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
15*a7871de2Sbeveloper  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16*a7871de2Sbeveloper  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17*a7871de2Sbeveloper  * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
18*a7871de2Sbeveloper  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
19*a7871de2Sbeveloper  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20*a7871de2Sbeveloper  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
21*a7871de2Sbeveloper  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
22*a7871de2Sbeveloper  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
23*a7871de2Sbeveloper  * OF THE POSSIBILITY OF SUCH DAMAGE.
24*a7871de2Sbeveloper  */
25*a7871de2Sbeveloper #ifndef _RAW_DECODER_PLUGIN_H
26*a7871de2Sbeveloper #define _RAW_DECODER_PLUGIN_H
27*a7871de2Sbeveloper 
28ca16f5cbSbeveloper #include "DecoderPlugin.h"
29ca16f5cbSbeveloper 
30ca16f5cbSbeveloper class RawDecoder : public Decoder
31ca16f5cbSbeveloper {
32ca16f5cbSbeveloper public:
336e04e144Sbeveloper 	void		GetCodecInfo(media_codec_info *info);
34a0a20160SAxel Dörfler 
3525305239Sbeveloper 	status_t	Setup(media_format *ioEncodedFormat,
36bce1ab5eSbeveloper 					  const void *infoBuffer, int32 infoSize);
37ca16f5cbSbeveloper 
3825305239Sbeveloper 	status_t	NegotiateOutputFormat(media_format *ioDecodedFormat);
3925305239Sbeveloper 
40d8591482Sbeveloper 	status_t	Seek(uint32 seekTo,
41bce1ab5eSbeveloper 					 int64 seekFrame, int64 *frame,
42bce1ab5eSbeveloper 					 bigtime_t seekTime, bigtime_t *time);
43ca16f5cbSbeveloper 
44ca16f5cbSbeveloper 	status_t	Decode(void *buffer, int64 *frameCount,
45ca16f5cbSbeveloper 					   media_header *mediaHeader, media_decode_info *info);
46bb1d6ef2Sbeveloper 
47ca16f5cbSbeveloper private:
48bb1d6ef2Sbeveloper 	status_t	NegotiateVideoOutputFormat(media_format *ioDecodedFormat);
49bb1d6ef2Sbeveloper 	status_t	NegotiateAudioOutputFormat(media_format *ioDecodedFormat);
50bb1d6ef2Sbeveloper 
51bb1d6ef2Sbeveloper private:
52bb1d6ef2Sbeveloper 	int32			fFrameRate;
53bb1d6ef2Sbeveloper 	int32			fInputFrameSize;
54bb1d6ef2Sbeveloper 	int32			fOutputFrameSize;
55bb1d6ef2Sbeveloper 	int32			fInputSampleSize;
56bb1d6ef2Sbeveloper 	int32			fOutputSampleSize;
57bb1d6ef2Sbeveloper 	int32			fOutputBufferFrameCount;
58bb1d6ef2Sbeveloper 	void 			(*fSwapInput)(void *data, int32 count);
59bb1d6ef2Sbeveloper 	void 			(*fConvert)(void *dst, void *src, int32 count);
60bb1d6ef2Sbeveloper 	void 			(*fSwapOutput)(void *data, int32 count);
61bb1d6ef2Sbeveloper 
62bb1d6ef2Sbeveloper 	char *			fChunkBuffer;
63bb1d6ef2Sbeveloper 	int32			fChunkSize;
64bb1d6ef2Sbeveloper 
65bb1d6ef2Sbeveloper 	bigtime_t		fStartTime;
66bb1d6ef2Sbeveloper 
6725305239Sbeveloper 	media_format	fInputFormat;
68ca16f5cbSbeveloper };
69ca16f5cbSbeveloper 
70ca16f5cbSbeveloper 
71ca16f5cbSbeveloper class RawDecoderPlugin : public DecoderPlugin
72ca16f5cbSbeveloper {
73ca16f5cbSbeveloper public:
74fa8dbc01Sshatty 	Decoder *	NewDecoder(uint index);
75fa8dbc01Sshatty 	status_t	GetSupportedFormats(media_format ** formats, size_t * count);
76ca16f5cbSbeveloper };
77*a7871de2Sbeveloper 
78*a7871de2Sbeveloper #endif
79