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| author | Martin Arver <martin.arver@gmail.com> | 2006-12-11 21:01:14 +0000 |
|---|---|---|
| committer | Martin Arver <martin.arver@gmail.com> | 2006-12-11 21:01:14 +0000 |
| commit | 7d820556e95ce8837eaa5baf2f6b5215a4b129ce (patch) | |
| tree | 686899f7652fcd3c43c321ca53d99bbdfca42847 /apps/codecs/dumb/src/core/rendduh.c | |
| parent | 440513ab6a51c5cc311ce8671180970279e4eaf9 (diff) | |
| download | rockbox-7d820556e95ce8837eaa5baf2f6b5215a4b129ce.zip rockbox-7d820556e95ce8837eaa5baf2f6b5215a4b129ce.tar.gz rockbox-7d820556e95ce8837eaa5baf2f6b5215a4b129ce.tar.bz2 rockbox-7d820556e95ce8837eaa5baf2f6b5215a4b129ce.tar.xz | |
Remove the files
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11719 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/codecs/dumb/src/core/rendduh.c')
| -rw-r--r-- | apps/codecs/dumb/src/core/rendduh.c | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/apps/codecs/dumb/src/core/rendduh.c b/apps/codecs/dumb/src/core/rendduh.c deleted file mode 100644 index 39db8ab..0000000 --- a/apps/codecs/dumb/src/core/rendduh.c +++ /dev/null @@ -1,202 +0,0 @@ -/* _______ ____ __ ___ ___ - * \ _ \ \ / \ / \ \ / / ' ' ' - * | | \ \ | | || | \/ | . . - * | | | | | | || ||\ /| | - * | | | | | | || || \/ | | ' ' ' - * | | | | | | || || | | . . - * | |_/ / \ \__// || | | - * /_______/ynamic \____/niversal /__\ /____\usic /| . . ibliotheque - * / \ - * / . \ - * rendduh.c - Functions for rendering a DUH into / / \ \ - * an end-user sample format. | < / \_ - * | \/ /\ / - * By entheh. \_ / > / - * | \ / / - * | ' / - * \__/ - */ - -#include <stdlib.h> -#include <limits.h> - -#include "dumb.h" -#include "internal/dumb.h" - - - -/* On the x86, we can use some tricks to speed stuff up */ -#if (defined _MSC_VER) || (defined __DJGPP__) || (defined __MINGW__) -// Can't we detect Linux and other x86 platforms here? :/ - -#define FAST_MID(var, min, max) { \ - var -= (min); \ - var &= (~var) >> (sizeof(var) * CHAR_BIT - 1); \ - var += (min); \ - var -= (max); \ - var &= var >> (sizeof(var) * CHAR_BIT - 1); \ - var += (max); \ -} - -#define CONVERT8(src, pos, signconv) { \ - signed int f = (src + 0x8000) >> 16; \ - FAST_MID(f, -128, 127); \ - ((char*)sptr)[pos] = (char)f ^ signconv; \ -} - -#define CONVERT16(src, pos, signconv) { \ - signed int f = (src + 0x80) >> 8; \ - FAST_MID(f, -32768, 32767); \ - ((short*)sptr)[pos] = (short)(f ^ signconv); \ -} - -#else - -#define CONVERT8(src, pos, signconv) \ -{ \ - signed int f = (src + 0x8000) >> 16; \ - f = MID(-128, f, 127); \ - ((char *)sptr)[pos] = (char)f ^ signconv; \ -} - - - -#define CONVERT16(src, pos, signconv) \ -{ \ - signed int f = (src + 0x80) >> 8; \ - f = MID(-32768, f, 32767); \ - ((short *)sptr)[pos] = (short)(f ^ signconv); \ -} - -#endif - - - -/* DEPRECATED */ -DUH_SIGRENDERER *duh_start_renderer(DUH *duh, int n_channels, long pos) -{ - return duh_start_sigrenderer(duh, 0, n_channels, pos); -} - - - -long duh_render( - DUH_SIGRENDERER *sigrenderer, - int bits, int unsign, - float volume, float delta, - long size, void *sptr -) -{ - long n; - - sample_t **sampptr; - - int n_channels; - - ASSERT(bits == 8 || bits == 16); - ASSERT(sptr); - - if (!sigrenderer) - return 0; - - n_channels = duh_sigrenderer_get_n_channels(sigrenderer); - - ASSERT(n_channels > 0); - /* This restriction will be removed when need be. At the moment, tightly - * optimised loops exist for exactly one or two channels. - */ - ASSERT(n_channels <= 2); - - sampptr = create_sample_buffer(n_channels, size); - - if (!sampptr) - return 0; - - dumb_silence(sampptr[0], n_channels * size); - - size = duh_sigrenderer_get_samples(sigrenderer, volume, delta, size, sampptr); - - if (bits == 16) { - int signconv = unsign ? 0x8000 : 0x0000; - - if (n_channels == 2) { - for (n = 0; n < size; n++) { - CONVERT16(sampptr[0][n], n << 1, signconv); - } - for (n = 0; n < size; n++) { - CONVERT16(sampptr[1][n], (n << 1) + 1, signconv); - } - } else { - for (n = 0; n < size; n++) { - CONVERT16(sampptr[0][n], n, signconv); - } - } - } else { - char signconv = unsign ? 0x80 : 0x00; - - if (n_channels == 2) { - for (n = 0; n < size; n++) { - CONVERT8(sampptr[0][n], n << 1, signconv); - } - for (n = 0; n < size; n++) { - CONVERT8(sampptr[1][n], (n << 1) + 1, signconv); - } - } else { - for (n = 0; n < size; n++) { - CONVERT8(sampptr[0][n], n, signconv); - } - } - } - - destroy_sample_buffer(sampptr); - - return size; -} - - - -/* DEPRECATED */ -int duh_renderer_get_n_channels(DUH_SIGRENDERER *dr) -{ - return duh_sigrenderer_get_n_channels(dr); -} - - - -/* DEPRECATED */ -long duh_renderer_get_position(DUH_SIGRENDERER *dr) -{ - return duh_sigrenderer_get_position(dr); -} - - - -/* DEPRECATED */ -void duh_end_renderer(DUH_SIGRENDERER *dr) -{ - duh_end_sigrenderer(dr); -} - - - -/* DEPRECATED */ -DUH_SIGRENDERER *duh_renderer_encapsulate_sigrenderer(DUH_SIGRENDERER *sigrenderer) -{ - return sigrenderer; -} - - - -/* DEPRECATED */ -DUH_SIGRENDERER *duh_renderer_get_sigrenderer(DUH_SIGRENDERER *dr) -{ - return dr; -} - - - -/* DEPRECATED */ -DUH_SIGRENDERER *duh_renderer_decompose_to_sigrenderer(DUH_SIGRENDERER *dr) -{ - return dr; -} |