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/* Copyright (C) 2010-2020 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (trans_stream.c).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <streams/trans_stream.h>
/**
* trans_stream_trans_full:
* @data : (optional) existing stream data, or a target
* for the new stream data to be saved
* @in : input data
* @in_size : input size
* @out : output data
* @out_size : output size
* @error : (optional) output for error code
*
* Perform a full transcoding from a source to a destination.
*/
bool trans_stream_trans_full(
struct trans_stream_backend *backend, void **data,
const uint8_t *in, uint32_t in_size,
uint8_t *out, uint32_t out_size,
enum trans_stream_error *error)
{
void *rdata;
bool ret;
uint32_t rd, wn;
if (data && *data)
rdata = *data;
else
{
if (!(rdata = backend->stream_new()))
{
if (error)
*error = TRANS_STREAM_ERROR_ALLOCATION_FAILURE;
return false;
}
}
backend->set_in(rdata, in, in_size);
backend->set_out(rdata, out, out_size);
ret = backend->trans(rdata, true, &rd, &wn, error);
if (data)
*data = rdata;
else
backend->stream_free(rdata);
return ret;
}
const struct trans_stream_backend* trans_stream_get_zlib_deflate_backend(void)
{
#if HAVE_ZLIB
return &zlib_deflate_backend;
#else
return NULL;
#endif
}
const struct trans_stream_backend* trans_stream_get_zlib_inflate_backend(void)
{
#if HAVE_ZLIB
return &zlib_inflate_backend;
#else
return NULL;
#endif
}
const struct trans_stream_backend* trans_stream_get_pipe_backend(void)
{
return &pipe_backend;
}
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