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nsc: add pixel format API.

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This commit is contained in:
Vic Lee 2012-03-15 16:55:29 +08:00
parent c7c360a355
commit 32d7afc7b7
2 changed files with 34 additions and 0 deletions
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5
include/freerdp/codec/nsc.h
View File

@ -3,6 +3,7 @@
* NSCodec Codec
*
* Copyright 2011 Samsung, Author Jiten Pathy
* Copyright 2012 Vic Lee
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -22,6 +23,7 @@
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <freerdp/constants.h>
#include <freerdp/utils/stream.h>
#ifdef __cplusplus
@ -51,6 +53,8 @@ struct _NSC_CONTEXT
uint16 height;
uint8* bmpdata; /* final argb values in little endian order */
uint32 bmpdata_length; /* the maximum length of the buffer that bmpdata points to */
RDP_PIXEL_FORMAT pixel_format;
uint8 bits_per_pixel;
void (*decode)(NSC_CONTEXT* context);
@ -59,6 +63,7 @@ struct _NSC_CONTEXT
FREERDP_API NSC_CONTEXT* nsc_context_new(void);
FREERDP_API void nsc_context_set_cpu_opt(NSC_CONTEXT* context, uint32 cpu_opt);
FREERDP_API void nsc_context_set_pixel_format(NSC_CONTEXT* context, RDP_PIXEL_FORMAT pixel_format);
FREERDP_API void nsc_process_message(NSC_CONTEXT* context, uint16 bpp,
uint16 width, uint16 height, uint8* data, uint32 length);
FREERDP_API void nsc_context_free(NSC_CONTEXT* context);

29
libfreerdp-codec/nsc.c
View File

@ -273,6 +273,35 @@ void nsc_context_set_cpu_opt(NSC_CONTEXT* context, uint32 cpu_opt)
NSC_INIT_SIMD(context);
}
void nsc_context_set_pixel_format(NSC_CONTEXT* context, RDP_PIXEL_FORMAT pixel_format)
{
context->pixel_format = pixel_format;
switch (pixel_format)
{
case RDP_PIXEL_FORMAT_B8G8R8A8:
case RDP_PIXEL_FORMAT_R8G8B8A8:
context->bits_per_pixel = 32;
break;
case RDP_PIXEL_FORMAT_B8G8R8:
case RDP_PIXEL_FORMAT_R8G8B8:
context->bits_per_pixel = 24;
break;
case RDP_PIXEL_FORMAT_B5G6R5_LE:
case RDP_PIXEL_FORMAT_R5G6B5_LE:
context->bits_per_pixel = 16;
break;
case RDP_PIXEL_FORMAT_P4_PLANER:
context->bits_per_pixel = 4;
break;
case RDP_PIXEL_FORMAT_P8:
context->bits_per_pixel = 8;
break;
default:
context->bits_per_pixel = 0;
break;
}
}
void nsc_process_message(NSC_CONTEXT* context, uint16 bpp,
uint16 width, uint16 height, uint8* data, uint32 length)
{