mirror of
https://code.videolan.org/videolan/vlc
synced 2024-09-04 09:11:33 +02:00
swscale_omap: remove dead OMAP2 (really ARMv6) CPU scaler plugin
This plugin had become useless since the removal of the OMAP framebuffer video output.
This commit is contained in:
parent
2792431ae3
commit
8e213b47c5
@ -682,7 +682,7 @@ AC_CHECK_LIB(m,sqrt,[
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VLC_ADD_LIBS([compressor headphone_channel_mixer normvol audiobargraph_a speex mono colorthres extract ball],[-lm])
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])
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AC_CHECK_LIB(m,ceil,[
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VLC_ADD_LIBS([access_imem hotkeys mosaic swscale_omap],[-lm])
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VLC_ADD_LIBS([access_imem hotkeys mosaic],[-lm])
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])
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AC_CHECK_LIB(m,exp,[
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VLC_ADD_LIBS([gaussianblur],[-lm])
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@ -316,7 +316,6 @@ $Id$
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* svcdsub: SVCD subtitles decoder
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* svg: a svg renderer module
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* swscale: Video scaling filter
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* swscale_omap: Video scaling filter for maemo/omap platform
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* t140: T.140 text encoder
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* taglib: Taglib tags parser and writer
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* telepathy: Telepathy Presence information using MissionControl notification
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@ -46,11 +46,6 @@ SOURCES_blendbench = blendbench.c
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SOURCES_chain = chain.c
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SOURCES_postproc = postproc.c
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SOURCES_swscale = swscale.c ../codec/avcodec/chroma.c
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SOURCES_swscale_omap = swscale_omap.c \
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libswscale_nokia770/arm_jit_swscale.c \
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libswscale_nokia770/arm_colorconv.S \
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libswscale_nokia770/arm_jit_swscale.h \
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libswscale_nokia770/arm_colorconv.h
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SOURCES_scene = scene.c
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SOURCES_sepia = sepia.c
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SOURCES_yuvp = yuvp.c
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@ -1,328 +0,0 @@
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/*
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* ARM assembly optimized color format conversion functions
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* (YV12 -> YUY2, YV12 -> some custom YUV420 format used by
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* Epson graphics chip in Nokia N800)
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*
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* Copyright (C) 2007 Siarhei Siamashka <ssvb@users.sourceforge.net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* version 2.1 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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.text
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/*******************************************************/
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.align
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.global yv12_to_yuy2_line_arm
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.func yv12_to_yuy2_line_arm
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yv12_to_yuy2_line_arm:
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#define DST r0
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#define SRC_Y r1
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#define SRC_U r2
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#define SRC_V r3
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#define WIDTH ip
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ldr ip, [sp], #0
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stmfd sp!, {r4-r8, lr}
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#define TMP1 r8
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#define TMP2 r12
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#define TMP3 lr
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bic WIDTH, #1
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subs WIDTH, #8
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blt 2f
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1:
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ldrb r4, [SRC_Y], #1
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ldrb TMP1, [SRC_U], #1
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ldrb TMP2, [SRC_Y], #1
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ldrb TMP3, [SRC_V], #1
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add r4, r4, TMP1, lsl #8
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add r4, r4, TMP2, lsl #16
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add r4, r4, TMP3, lsl #24
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ldrb r5, [SRC_Y], #1
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ldrb TMP1, [SRC_U], #1
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ldrb TMP2, [SRC_Y], #1
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ldrb TMP3, [SRC_V], #1
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add r5, r5, TMP1, lsl #8
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add r5, r5, TMP2, lsl #16
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add r5, r5, TMP3, lsl #24
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ldrb r6, [SRC_Y], #1
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ldrb TMP1, [SRC_U], #1
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ldrb TMP2, [SRC_Y], #1
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ldrb TMP3, [SRC_V], #1
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add r6, r6, TMP1, lsl #8
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add r6, r6, TMP2, lsl #16
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add r6, r6, TMP3, lsl #24
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ldrb r7, [SRC_Y], #1
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ldrb TMP1, [SRC_U], #1
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ldrb TMP2, [SRC_Y], #1
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ldrb TMP3, [SRC_V], #1
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add r7, r7, TMP1, lsl #8
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add r7, r7, TMP2, lsl #16
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add r7, r7, TMP3, lsl #24
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stmia DST!, {r4-r7}
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subs WIDTH, WIDTH, #8
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bge 1b
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2:
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adds WIDTH, WIDTH, #8
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ble 4f
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3:
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ldrb r4, [SRC_Y], #1
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ldrb TMP1, [SRC_U], #1
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ldrb TMP2, [SRC_Y], #1
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ldrb TMP3, [SRC_V], #1
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add r4, r4, TMP1, lsl #8
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add r4, r4, TMP2, lsl #16
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add r4, r4, TMP3, lsl #24
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str r4, [DST], #4
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subs WIDTH, WIDTH, #2
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bgt 3b
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4:
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ldmfd sp!, {r4-r8, pc}
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#undef DST
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#undef SRC_Y
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#undef SRC_U
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#undef SRC_V
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#undef WIDTH
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#undef TMP1
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#undef TMP2
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#undef TMP3
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.endfunc
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/*******************************************************/
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#define DST r0
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#define SRC_Y r1
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#define SRC_U r2
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#define WIDTH r3
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#define TMP1 r10
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#define TMP2 r12
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#define TMP3 lr
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.macro YUV420_function_template function_name, USE_PLD, USE_ARMV6
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.align
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.global \function_name
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.func \function_name
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\function_name:
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/* Read information about 4 pixels, convert them to YUV420 and store into 6 bytes using 16-bit writes */
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.macro CONVERT_4_PIXELS_MACROBLOCK
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ldrb r4, [SRC_Y], #1
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ldrb TMP1, [SRC_U], #1
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ldrb r5, [SRC_U], #1
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ldrb TMP2, [SRC_Y], #1
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ldrb r6, [SRC_Y, #1]
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ldrb TMP3, [SRC_Y], #2
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add r4, r4, TMP1, lsl #8
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add r5, r5, TMP2, lsl #8
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add r6, r6, TMP3, lsl #8
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strh r4, [DST], #2
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strh r5, [DST], #2
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strh r6, [DST], #2
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.endm
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.if \USE_ARMV6
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.macro CONVERT_8_PIXELS_MACROBLOCK_1 DST_REG1, DST_REG2, FLAG1, FLAG2, PLD_FLAG
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.if \FLAG1 == 0
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ldrb \DST_REG1, [SRC_U], #1
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ldrh TMP1, [SRC_Y], #2
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ldrb TMP2, [SRC_U], #1
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.endif
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.if \FLAG2 == 1
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ldrh \DST_REG2, [SRC_Y], #2
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.endif
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.if \PLD_FLAG == 1
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pld [SRC_Y, #48]
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.endif
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add \DST_REG1, \DST_REG1, TMP1, lsl #8
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add \DST_REG1, \DST_REG1, TMP2, lsl #24
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.if \FLAG2 == 1
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ldrb TMP1, [SRC_U], #1
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ldrb TMP2, [SRC_Y], #1
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.endif
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rev16 \DST_REG1, \DST_REG1
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.endm
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.macro CONVERT_8_PIXELS_MACROBLOCK_2 DST_REG1, DST_REG2, FLAG1, FLAG2, DUMMY1
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.if \FLAG1 == 0
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ldrh \DST_REG1, [SRC_Y], #2
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ldrb TMP1, [SRC_U], #1
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ldrb TMP2, [SRC_Y], #1
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.endif
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.if \FLAG2 == 1
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ldrb \DST_REG2, [SRC_Y], #1
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.endif
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add \DST_REG1, \DST_REG1, TMP1, lsl #16
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add \DST_REG1, \DST_REG1, TMP2, lsl #24
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.if \FLAG2 == 1
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ldrb TMP1, [SRC_U], #1
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ldrh TMP2, [SRC_Y], #2
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.endif
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rev16 \DST_REG1, \DST_REG1
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.endm
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.macro CONVERT_8_PIXELS_MACROBLOCK_3 DST_REG1, DST_REG2, FLAG1, FLAG2, DUMMY1
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.if \FLAG1 == 0
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ldrb \DST_REG1, [SRC_Y], #1
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ldrb TMP1, [SRC_U], #1
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ldrh TMP2, [SRC_Y], #2
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.endif
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.if \FLAG2 == 1
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ldrb \DST_REG2, [SRC_U], #1
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.endif
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add \DST_REG1, \DST_REG1, TMP1, lsl #8
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add \DST_REG1, \DST_REG1, TMP2, lsl #16
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.if \FLAG2 == 1
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ldrh TMP1, [SRC_Y], #2
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ldrb TMP2, [SRC_U], #1
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.endif
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rev16 \DST_REG1, \DST_REG1
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.endm
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.else
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/* Prepare the first 32-bit output value for 8 pixels macroblock */
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.macro CONVERT_8_PIXELS_MACROBLOCK_1 DST_REG, DUMMY1, DUMMY2, DUMMY3, PLD_FLAG
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ldrb \DST_REG, [SRC_Y], #1
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ldrb TMP1, [SRC_U], #1
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ldrb TMP2, [SRC_U], #1
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ldrb TMP3, [SRC_Y], #1
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.if \USE_PLD && (\PLD_FLAG == 1)
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pld [SRC_Y, #48]
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.endif
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add \DST_REG, \DST_REG, TMP1, lsl #8
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add \DST_REG, \DST_REG, TMP2, lsl #16
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add \DST_REG, \DST_REG, TMP3, lsl #24
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.endm
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/* Prepare the second 32-bit output value for 8 pixels macroblock */
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.macro CONVERT_8_PIXELS_MACROBLOCK_2 DST_REG, DUMMY1, DUMMY2, DUMMY3, DUMMY4
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ldrb \DST_REG, [SRC_Y, #1]
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ldrb TMP1, [SRC_Y], #2
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ldrb TMP2, [SRC_Y], #1
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ldrb TMP3, [SRC_U], #1
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add \DST_REG, \DST_REG, TMP1, lsl #8
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add \DST_REG, \DST_REG, TMP2, lsl #16
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add \DST_REG, \DST_REG, TMP3, lsl #24
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.endm
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/* Prepare the third 32-bit output value for 8 pixels macroblock */
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.macro CONVERT_8_PIXELS_MACROBLOCK_3 DST_REG, DUMMY1, DUMMY2, DUMMY3, DUMMY4
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ldrb \DST_REG, [SRC_U], #1
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ldrb TMP1, [SRC_Y], #1
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ldrb TMP2, [SRC_Y, #1]
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ldrb TMP3, [SRC_Y], #2
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add \DST_REG, \DST_REG, TMP1, lsl #8
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add \DST_REG, \DST_REG, TMP2, lsl #16
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add \DST_REG, \DST_REG, TMP3, lsl #24
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.endm
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.endif
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.if \USE_PLD
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pld [SRC_Y]
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.endif
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stmfd sp!, {r4-r8, r10, lr}
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/* Destination buffer should be at least 16-bit aligned, image width should be multiple of 4 */
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bic DST, #1
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bic WIDTH, #3
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/* Ensure 32-bit alignment of the destination buffer */
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tst DST, #2
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beq 1f
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subs WIDTH, #4
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blt 6f
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CONVERT_4_PIXELS_MACROBLOCK
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1:
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subs WIDTH, #32
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blt 3f
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2: /* Convert 32 pixels per loop iteration */
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CONVERT_8_PIXELS_MACROBLOCK_1 r4, r6, 0, 1, 1 /* Also do cache preload for SRC_Y */
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CONVERT_8_PIXELS_MACROBLOCK_2 r6, r7, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_3 r7, r8, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_1 r8, r5, 1, 1, 0
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stmia DST!, {r4, r6, r7, r8}
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subs WIDTH, #32
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CONVERT_8_PIXELS_MACROBLOCK_2 r5, r6, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_3 r6, r7, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_1 r7, r8, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_2 r8, r4, 1, 1, 0
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stmia DST!, {r5, r6, r7, r8}
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.if \USE_PLD
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/* Do cache preload for SRC_U */
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pld [SRC_U, #48]
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.endif
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CONVERT_8_PIXELS_MACROBLOCK_3 r4, r6, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_1 r6, r7, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_2 r7, r8, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_3 r8, r4, 1, 0, 0
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stmia DST!, {r4, r6, r7, r8}
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bge 2b
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3:
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adds WIDTH, WIDTH, #32
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ble 6f
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subs WIDTH, WIDTH, #8
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blt 5f
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4: /* Convert remaining pixels processing them 8 per iteration */
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CONVERT_8_PIXELS_MACROBLOCK_1 r4, r5, 0, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_2 r5, r6, 1, 1, 0
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CONVERT_8_PIXELS_MACROBLOCK_3 r6, r7, 1, 0, 0
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stmia DST!, {r4-r6}
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subs WIDTH, WIDTH, #8
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bge 4b
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5: /* Convert the last 4 pixels if needed */
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adds WIDTH, WIDTH, #8
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ble 6f
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CONVERT_4_PIXELS_MACROBLOCK
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subs WIDTH, #4
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bgt 4b
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6: /* Restore all registers and return */
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ldmfd sp!, {r4-r8, r10, pc}
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.purgem CONVERT_4_PIXELS_MACROBLOCK
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.purgem CONVERT_8_PIXELS_MACROBLOCK_1
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.purgem CONVERT_8_PIXELS_MACROBLOCK_2
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.purgem CONVERT_8_PIXELS_MACROBLOCK_3
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#undef DST
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#undef SRC_Y
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#undef SRC_U
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#undef WIDTH
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#undef TMP1
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#undef TMP2
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#undef TMP3
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.endfunc
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.endm
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YUV420_function_template yv12_to_yuv420_line_arm, 0, 0
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YUV420_function_template yv12_to_yuv420_line_armv5, 1, 0
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YUV420_function_template yv12_to_yuv420_line_armv6, 1, 1
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@ -1,65 +0,0 @@
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/*
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* ARM assembly optimized color format conversion functions
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||||
* (YV12 -> YUY2, YV12 -> some custom YUV420 format used by
|
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* Epson graphics chip in Nokia N800)
|
||||
*
|
||||
* Copyright (C) 2007 Siarhei Siamashka <ssvb@users.sourceforge.net>
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public License
|
||||
* version 2.1 as published by the Free Software Foundation.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful, but
|
||||
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
|
||||
* 02110-1301 USA
|
||||
*/
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#ifndef __ARM_COLORCONV_H__
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#define __ARM_COLORCONV_H__
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#include <stdint.h>
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/**
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* Convert a line of pixels from YV12 to YUY2 color format
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* @param dst - destination buffer for YUY2 pixel data, it should be 32-bit aligned
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* @param src_y - pointer to Y plane
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* @param src_u - pointer to U plane
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* @param src_v - pointer to V plane
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* @param w - number of pixels to convert (should be multiple of 2)
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*/
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void yv12_to_yuy2_line_arm(uint32_t *dst, const uint16_t *src_y, const uint8_t *src_u, const uint8_t *src_v, int w);
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/**
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* Convert a line of pixels from YV12 to YUV420 color format
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* @param dst - destination buffer for YUV420 pixel data, it should be at least 16-bit aligned
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* @param src_y - pointer to Y plane
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* @param src_c - pointer to chroma plane (U for even lines, V for odd lines)
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* @param w - number of pixels to convert (should be multiple of 4)
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*/
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void yv12_to_yuv420_line_arm(uint16_t *dst, const uint8_t *src_y, const uint8_t *src_c, int w);
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/**
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* Convert a line of pixels from YV12 to YUV420 color format
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||||
* @param dst - destination buffer for YUV420 pixel data, it should be at least 16-bit aligned
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||||
* @param src_y - pointer to Y plane
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||||
* @param src_c - pointer to chroma plane (U for even lines, V for odd lines)
|
||||
* @param w - number of pixels to convert (should be multiple of 4)
|
||||
*/
|
||||
void yv12_to_yuv420_line_armv5(uint16_t *dst, const uint8_t *src_y, const uint8_t *src_c, int w);
|
||||
|
||||
/**
|
||||
* Convert a line of pixels from YV12 to YUV420 color format
|
||||
* @param dst - destination buffer for YUV420 pixel data, it should be at least 16-bit aligned
|
||||
* @param src_y - pointer to Y plane, it should be 16-bit aligned
|
||||
* @param src_c - pointer to chroma plane (U for even lines, V for odd lines)
|
||||
* @param w - number of pixels to convert (should be multiple of 4)
|
||||
*/
|
||||
void yv12_to_yuv420_line_armv6(uint16_t *dst, const uint16_t *src_y, const uint8_t *src_c, int w);
|
||||
|
||||
#endif
|
@ -1,438 +0,0 @@
|
||||
/*
|
||||
* Fast JIT powered scaler for ARM
|
||||
*
|
||||
* Copyright (C) 2007 Siarhei Siamashka <ssvb@users.sourceforge.net>
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public License
|
||||
* version 2.1 as published by the Free Software Foundation.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful, but
|
||||
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
|
||||
* 02110-1301 USA
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <math.h>
|
||||
#include <stdint.h>
|
||||
#include <stdlib.h>
|
||||
#include <sys/mman.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "arm_jit_swscale.h"
|
||||
#include "arm_colorconv.h"
|
||||
|
||||
/* Size of cpu instructions cache, we should never exceed it in generated code */
|
||||
#define INSTRUCTIONS_CACHE_SIZE 32768
|
||||
|
||||
/* Supported output formats */
|
||||
#define FMT_OMAPFB_YUV422 1
|
||||
#define FMT_OMAPFB_YUV420 2
|
||||
|
||||
extern void __clear_cache (char *beg, char *end);
|
||||
|
||||
/*
|
||||
* API is similar to API from ffmpeg libswscale
|
||||
*/
|
||||
typedef struct SwsContextArmJit {
|
||||
int fmt;
|
||||
int source_w;
|
||||
int source_h;
|
||||
int target_w;
|
||||
int target_h;
|
||||
uint32_t *codebuffer;
|
||||
int *linebuffer;
|
||||
int armv6_is_supported;
|
||||
} SwsContextArmJit;
|
||||
|
||||
|
||||
//#define JIT_DEBUG
|
||||
|
||||
#define INTERPOLATE_COPY_FIRST 0
|
||||
#define INTERPOLATE_AVERAGE_1_3 1
|
||||
#define INTERPOLATE_AVERAGE_2_2 2
|
||||
#define INTERPOLATE_AVERAGE_3_1 3
|
||||
|
||||
/**
|
||||
* Get two nearest pixels from the source image
|
||||
*
|
||||
* @todo get rid of the floating point math
|
||||
*/
|
||||
static inline int get_pix(int quality, int orig_w, int dest_w, int x, int *p1, int *p2)
|
||||
{
|
||||
double offs = ((double)x + 0.5) / (double)dest_w * (double)orig_w;
|
||||
double dist;
|
||||
int pix1 = floor(offs - 0.5);
|
||||
int pix2 = ceil(offs - 0.5);
|
||||
// Special boundary cases
|
||||
if (pix1 < 0) {
|
||||
*p1 = *p2 = 0;
|
||||
return INTERPOLATE_COPY_FIRST;
|
||||
}
|
||||
if (pix2 >= orig_w) {
|
||||
*p1 = *p2 = orig_w - 1;
|
||||
return INTERPOLATE_COPY_FIRST;
|
||||
}
|
||||
dist = offs - ((double)pix1 + 0.5);
|
||||
#if 0
|
||||
if (quality >= 3) {
|
||||
if (dist > 0.125 && dist < 0.375) {
|
||||
*p1 = pix1;
|
||||
*p2 = pix2;
|
||||
return INTERPOLATE_AVERAGE_3_1;
|
||||
}
|
||||
if (dist > 0.625 && dist < 0.875) {
|
||||
*p1 = pix1;
|
||||
*p2 = pix2;
|
||||
return INTERPOLATE_AVERAGE_1_3;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
if (quality >= 2) {
|
||||
if (dist > 0.25 && dist < 0.75) {
|
||||
*p1 = pix1;
|
||||
*p2 = pix2;
|
||||
return INTERPOLATE_AVERAGE_2_2;
|
||||
}
|
||||
}
|
||||
|
||||
if (dist < 0.5) {
|
||||
*p1 = *p2 = pix1;
|
||||
return INTERPOLATE_COPY_FIRST;
|
||||
} else {
|
||||
*p1 = *p2 = pix2;
|
||||
return INTERPOLATE_COPY_FIRST;
|
||||
}
|
||||
}
|
||||
|
||||
static uint32_t *generate_arm_cmd_ldrb_r_r_offs(uint32_t *cmdbuffer, int dstreg, int basereg, int offset)
|
||||
{
|
||||
#ifdef JIT_DEBUG
|
||||
printf("ldrb r%d, [r%d, #%d]\n", dstreg, basereg, offset);
|
||||
#endif
|
||||
*cmdbuffer++ = 0xE5D00000 | (basereg << 16) | (dstreg << 12) | (offset);
|
||||
return cmdbuffer;
|
||||
}
|
||||
|
||||
static uint32_t *generate_arm_cmd_add_r_r_r_lsl(uint32_t *cmdbuffer, int dstreg, int r1, int r2, int r2_shift)
|
||||
{
|
||||
#ifdef JIT_DEBUG
|
||||
printf("add r%d, r%d, r%d, lsl #%d\n", dstreg, r1, r2, r2_shift);
|
||||
#endif
|
||||
*cmdbuffer++ = 0xE0800000 | (r1 << 16) | (dstreg << 12) | (r2_shift << 7) | (r2);
|
||||
return cmdbuffer;
|
||||
}
|
||||
|
||||
static uint32_t *generate_arm_cmd_mov_r_r_lsr(uint32_t *cmdbuffer, int dstreg, int r, int shift)
|
||||
{
|
||||
#ifdef JIT_DEBUG
|
||||
printf("mov r%d, r%d, lsr #%d\n", dstreg, r, shift);
|
||||
#endif
|
||||
*cmdbuffer++ = 0xE1A00020 | (dstreg << 12) | (shift << 7) | (r);
|
||||
return cmdbuffer;
|
||||
}
|
||||
|
||||
/**
|
||||
* Generation of 32-bit output scaled data
|
||||
* @param quality - scaling quality level
|
||||
* @param buf1reg - register that holds a pointer to the buffer with data for the first output byte
|
||||
* @param buf2reg - register that holds a pointer to the buffer with data for the second output byte
|
||||
* @param buf3reg - register that holds a pointer to the buffer with data for the third output byte
|
||||
* @param buf4reg - register that holds a pointer to the buffer with data for the fourth output byte
|
||||
*/
|
||||
static uint32_t *generate_32bit_scaled_data_write(
|
||||
uint32_t *p,
|
||||
int quality, int orig_w, int dest_w,
|
||||
int buf1reg, int size1, int offs1,
|
||||
int buf2reg, int size2, int offs2,
|
||||
int buf3reg, int size3, int offs3,
|
||||
int buf4reg, int size4, int offs4)
|
||||
{
|
||||
int p1, p2;
|
||||
int type_y1, type_y2, type_u, type_v;
|
||||
// First stage: perform data loading
|
||||
type_y1 = get_pix(quality, orig_w / size1, dest_w / size1, offs1 / size1, &p1, &p2);
|
||||
if (type_y1 == INTERPOLATE_COPY_FIRST) {
|
||||
// Special case, no interpolation is needed, so load this data
|
||||
// directly into destination register
|
||||
p = generate_arm_cmd_ldrb_r_r_offs(p, 4, buf1reg, p1);
|
||||
} else {
|
||||
p = generate_arm_cmd_ldrb_r_r_offs(p, 5, buf1reg, p1);
|
||||
p = generate_arm_cmd_ldrb_r_r_offs(p, 6, buf1reg, p2);
|
||||
}
|
||||
// u
|
||||
type_u = get_pix(quality, orig_w / size2, dest_w / size2, offs2 / size2, &p1, &p2);
|
||||
p = generate_arm_cmd_ldrb_r_r_offs(p, 7, buf2reg, p1);
|
||||
if (type_u != INTERPOLATE_COPY_FIRST) p = generate_arm_cmd_ldrb_r_r_offs(p, 8, buf2reg, p2);
|
||||
// y2
|
||||
type_y2 = get_pix(quality, orig_w / size3, dest_w / size3, offs3 / size3, &p1, &p2);
|
||||
p = generate_arm_cmd_ldrb_r_r_offs(p, 9, buf3reg, p1);
|
||||
if (type_y2 != INTERPOLATE_COPY_FIRST) p = generate_arm_cmd_ldrb_r_r_offs(p, 10, buf3reg, p2);
|
||||
// v
|
||||
type_v = get_pix(quality, orig_w / size4, dest_w / size4, offs4 / size4, &p1, &p2);
|
||||
p = generate_arm_cmd_ldrb_r_r_offs(p, 11, buf4reg, p1);
|
||||
if (type_v != INTERPOLATE_COPY_FIRST) p = generate_arm_cmd_ldrb_r_r_offs(p, 12, buf4reg, p2);
|
||||
// Second stage: perform data shuffling
|
||||
if (type_y1 == INTERPOLATE_AVERAGE_2_2) {
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 14, 5, 6, 0);
|
||||
p = generate_arm_cmd_mov_r_r_lsr(p, 4, 14, 1);
|
||||
}
|
||||
if (type_u == INTERPOLATE_COPY_FIRST) {
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 4, 4, 7, 8);
|
||||
} else if (type_u == INTERPOLATE_AVERAGE_2_2) {
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 14, 7, 8, 0);
|
||||
p = generate_arm_cmd_mov_r_r_lsr(p, 14, 14, 1);
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 4, 4, 14, 8);
|
||||
}
|
||||
if (type_y2 == INTERPOLATE_COPY_FIRST) {
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 4, 4, 9, 16);
|
||||
} else if (type_y2 == INTERPOLATE_AVERAGE_2_2) {
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 14, 9, 10, 0);
|
||||
p = generate_arm_cmd_mov_r_r_lsr(p, 14, 14, 1);
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 4, 4, 14, 16);
|
||||
}
|
||||
if (type_v == INTERPOLATE_COPY_FIRST) {
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 4, 4, 11, 24);
|
||||
} else if (type_v == INTERPOLATE_AVERAGE_2_2) {
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 14, 11, 12, 0);
|
||||
p = generate_arm_cmd_mov_r_r_lsr(p, 14, 14, 1);
|
||||
p = generate_arm_cmd_add_r_r_r_lsl(p, 4, 4, 14, 24);
|
||||
}
|
||||
// Third stage: store data and advance output buffer pointer
|
||||
*p++ = 0xE4834004; // str r4, [r3], #4
|
||||
return p;
|
||||
}
|
||||
|
||||
/**
|
||||
* Scaler code should assume:
|
||||
* r0 - y plane
|
||||
* r1 - u plane
|
||||
* r2 - v plane
|
||||
* r3 - destination buffer
|
||||
* r4 - result for storage into output buffer
|
||||
* r5, r6 - source data for y1 calculation
|
||||
* r7, r8 - source data for u calculation
|
||||
* r9, r10 - source data for y2 calculation
|
||||
* r11, r12 - source data for v calculation
|
||||
* r14 (lr) - accumulator
|
||||
*
|
||||
* @param cmdbuffer - bugger for dynamically generated code
|
||||
* @return - number of instructions generated
|
||||
*/
|
||||
static int generate_yuv420p_to_yuyv422_line_scaler(uint32_t *cmdbuffer, int maxcmdcount, int orig_w, int dest_w, int quality)
|
||||
{
|
||||
int i, p1, p2, cmdcount;
|
||||
int type_y1, type_y2, type_u, type_v;
|
||||
|
||||
uint32_t *p = cmdbuffer;
|
||||
|
||||
*p++ = 0xE92D4FF0; // stmfd sp!, {r4-r11, lr} @ save all registers
|
||||
|
||||
// Process a pair of destination pixels per loop iteration (it should result in 32-bit value write)
|
||||
for (i = 0; i < dest_w; i += 2) {
|
||||
p = generate_32bit_scaled_data_write(
|
||||
p, quality, orig_w, dest_w,
|
||||
0, 1, i + 0,
|
||||
1, 2, i,
|
||||
0, 1, i + 1,
|
||||
2, 2, i);
|
||||
}
|
||||
*p++ = 0xE8BD8FF0; // ldmfd sp!, {r4-r11, pc} @ restore all registers and return
|
||||
cmdcount = p - cmdbuffer;
|
||||
|
||||
#ifdef JIT_DEBUG
|
||||
printf("@ number of instructions = %d\n", cmdcount);
|
||||
FILE *f = fopen("cmdbuf.bin", "w+");
|
||||
fwrite(cmdbuffer, 1, INSTRUCTIONS_CACHE_SIZE, f);
|
||||
fclose(f);
|
||||
#endif
|
||||
return cmdcount;
|
||||
}
|
||||
|
||||
static int generate_yuv420p_to_yuv420_line_scaler(uint32_t *cmdbuffer, int maxcmdcount, int orig_w, int dest_w, int quality)
|
||||
{
|
||||
int i = 0, p1, p2, cmdcount;
|
||||
int type_y1, type_y2, type_u, type_v;
|
||||
|
||||
uint32_t *p = cmdbuffer;
|
||||
|
||||
#define SRC_Y 0
|
||||
#define SRC_U 1
|
||||
|
||||
*p++ = 0xE92D4FF0; // stmfd sp!, {r4-r11, lr} @ save all registers
|
||||
|
||||
while (i + 8 <= dest_w) {
|
||||
p = generate_32bit_scaled_data_write(
|
||||
p, quality, orig_w, dest_w,
|
||||
SRC_Y, 1, i + 0 * 1,
|
||||
SRC_U, 2, i + 0 * 2,
|
||||
SRC_U, 2, i + 1 * 2,
|
||||
SRC_Y, 1, i + 1 * 1);
|
||||
p = generate_32bit_scaled_data_write(
|
||||
p, quality, orig_w, dest_w,
|
||||
SRC_Y, 1, i + 3 * 1,
|
||||
SRC_Y, 1, i + 2 * 1,
|
||||
SRC_Y, 1, i + 4 * 1,
|
||||
SRC_U, 2, i + 2 * 2);
|
||||
p = generate_32bit_scaled_data_write(
|
||||
p, quality, orig_w, dest_w,
|
||||
SRC_U, 2, i + 3 * 2,
|
||||
SRC_Y, 1, i + 5 * 1,
|
||||
SRC_Y, 1, i + 7 * 1,
|
||||
SRC_Y, 1, i + 6 * 1);
|
||||
i += 8;
|
||||
}
|
||||
*p++ = 0xE8BD8FF0; // ldmfd sp!, {r4-r11, pc} @ restore all registers and return
|
||||
cmdcount = p - cmdbuffer;
|
||||
|
||||
#ifdef JIT_DEBUG
|
||||
printf("@ number of instructions = %d\n", cmdcount);
|
||||
FILE *f = fopen("cmdbuf.bin", "w+");
|
||||
fwrite(cmdbuffer, 1, INSTRUCTIONS_CACHE_SIZE, f);
|
||||
fclose(f);
|
||||
#endif
|
||||
return cmdcount;
|
||||
}
|
||||
|
||||
|
||||
/******************************************************************************/
|
||||
|
||||
static struct SwsContextArmJit *sws_arm_jit_create_scaler_internal(int source_w, int source_h, int target_w, int target_h, int quality, int fmt)
|
||||
{
|
||||
int i, p1, p2;
|
||||
uint32_t *p = mmap(0, INSTRUCTIONS_CACHE_SIZE, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
|
||||
if (fmt == FMT_OMAPFB_YUV422) {
|
||||
generate_yuv420p_to_yuyv422_line_scaler(p, INSTRUCTIONS_CACHE_SIZE / 4, source_w, target_w, quality);
|
||||
} else if (fmt == FMT_OMAPFB_YUV420) {
|
||||
generate_yuv420p_to_yuv420_line_scaler(p, INSTRUCTIONS_CACHE_SIZE / 4, source_w, target_w, quality);
|
||||
} else {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int *linebuffer = (int *)malloc(target_h * sizeof(int));
|
||||
for (i = 0; i < target_h; i ++) {
|
||||
get_pix(1, source_h, target_h, i, &p1, &p2);
|
||||
linebuffer[i] = p1;
|
||||
}
|
||||
|
||||
__clear_cache((char *)p, (char *)p + INSTRUCTIONS_CACHE_SIZE);
|
||||
|
||||
SwsContextArmJit *context = (SwsContextArmJit *)malloc(sizeof(SwsContextArmJit));
|
||||
memset(context, 0, sizeof(SwsContextArmJit));
|
||||
context->source_w = source_w;
|
||||
context->source_h = source_h;
|
||||
context->target_w = target_w;
|
||||
context->target_h = target_h;
|
||||
context->codebuffer = p;
|
||||
context->linebuffer = linebuffer;
|
||||
context->fmt = fmt;
|
||||
context->armv6_is_supported = 0;
|
||||
return context;
|
||||
}
|
||||
|
||||
struct SwsContextArmJit *sws_arm_jit_create_omapfb_yuv422_scaler(int source_w, int source_h, int target_w, int target_h, int quality)
|
||||
{
|
||||
return sws_arm_jit_create_scaler_internal(source_w, source_h, target_w, target_h, quality, FMT_OMAPFB_YUV422);
|
||||
}
|
||||
|
||||
struct SwsContextArmJit *sws_arm_jit_create_omapfb_yuv420_scaler(int source_w, int source_h, int target_w, int target_h, int quality)
|
||||
{
|
||||
return sws_arm_jit_create_scaler_internal(source_w, source_h, target_w, target_h, quality, FMT_OMAPFB_YUV420);
|
||||
}
|
||||
|
||||
struct SwsContextArmJit *sws_arm_jit_create_omapfb_yuv420_scaler_armv6(int source_w, int source_h, int target_w, int target_h, int quality)
|
||||
{
|
||||
struct SwsContextArmJit *s = sws_arm_jit_create_scaler_internal(source_w, source_h, target_w, target_h, quality, FMT_OMAPFB_YUV420);
|
||||
if (s) s->armv6_is_supported = 1;
|
||||
return s;
|
||||
}
|
||||
|
||||
void sws_arm_jit_free(SwsContextArmJit *context)
|
||||
{
|
||||
if (!context) return;
|
||||
munmap(context->codebuffer, INSTRUCTIONS_CACHE_SIZE);
|
||||
free(context->linebuffer);
|
||||
free(context);
|
||||
}
|
||||
|
||||
static int sws_arm_jit_vscaleonly_internal(SwsContextArmJit *context, uint8_t* src[], int srcStride[], uint8_t* dst[], int dstStride[])
|
||||
{
|
||||
int i, j;
|
||||
|
||||
if (context->fmt == FMT_OMAPFB_YUV420) {
|
||||
void (*yv12_to_yuv420_line)(uint16_t *dst, const uint16_t *src_y, const uint8_t *src_c, int w) =
|
||||
yv12_to_yuv420_line_arm;
|
||||
if (context->armv6_is_supported) yv12_to_yuv420_line = yv12_to_yuv420_line_armv6;
|
||||
|
||||
for (i = 0; i < context->target_h; i++) {
|
||||
j = context->linebuffer[i];
|
||||
if (i & 1) {
|
||||
yv12_to_yuv420_line((uint16_t *)(dst[0] + i * dstStride[0]),
|
||||
src[0] + j * srcStride[0], src[2] + (j / 2) * srcStride[2], context->target_w);
|
||||
} else {
|
||||
yv12_to_yuv420_line((uint16_t *)(dst[0] + i * dstStride[0]),
|
||||
src[0] + j * srcStride[0], src[1] + (j / 2) * srcStride[1], context->target_w);
|
||||
}
|
||||
}
|
||||
return 1;
|
||||
} else if (context->fmt == FMT_OMAPFB_YUV422) {
|
||||
void (*yv12_to_yuy2_line)(uint16_t *dst, const uint16_t *src_y, const uint8_t *src_u, const uint8_t *src_v, int w) =
|
||||
yv12_to_yuy2_line_arm;
|
||||
for (i = 0; i < context->target_h; i++) {
|
||||
j = context->linebuffer[i];
|
||||
yv12_to_yuy2_line(
|
||||
dst[0] + i * dstStride[0],
|
||||
src[0] + j * srcStride[0],
|
||||
src[1] + (j / 2) * srcStride[1],
|
||||
src[2] + (j / 2) * srcStride[2],
|
||||
context->target_w);
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sws_arm_jit_scale_internal(SwsContextArmJit *context, uint8_t* src[], int srcStride[], uint8_t* dst[], int dstStride[])
|
||||
{
|
||||
int i, j;
|
||||
void (*scale_line)(uint8_t *y, uint8_t *u, uint8_t *v, uint8_t *out) =
|
||||
(void (*)(uint8_t *, uint8_t *, uint8_t *, uint8_t *))context->codebuffer;
|
||||
|
||||
if (context->source_w == context->target_w)
|
||||
return sws_arm_jit_vscaleonly_internal(context, src, srcStride, dst, dstStride);
|
||||
|
||||
if (context->fmt == FMT_OMAPFB_YUV422) {
|
||||
for (i = 0; i < context->target_h; i++) {
|
||||
j = context->linebuffer[i];
|
||||
scale_line(
|
||||
src[0] + j * srcStride[0],
|
||||
src[1] + (j / 2) * srcStride[1],
|
||||
src[2] + (j / 2) * srcStride[2],
|
||||
dst[0] + i * dstStride[0]);
|
||||
}
|
||||
return 1;
|
||||
} else if (context->fmt == FMT_OMAPFB_YUV420) {
|
||||
for (i = 0; i < context->target_h; i++) {
|
||||
j = context->linebuffer[i];
|
||||
scale_line(
|
||||
src[0] + j * srcStride[0],
|
||||
(i & 1) ? (src[2] + (j / 2) * srcStride[2]) : (src[1] + (j / 2) * srcStride[1]),
|
||||
0,
|
||||
dst[0] + i * dstStride[0]);
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
int sws_arm_jit_scale(SwsContextArmJit *context, uint8_t* src[], int srcStride[], int y, int h, uint8_t* dst[], int dstStride[])
|
||||
{
|
||||
if (y != 0 || h != context->source_h) return 0; // Slices are not supported yet
|
||||
return sws_arm_jit_scale_internal(context, src, srcStride, dst, dstStride);
|
||||
}
|
@ -1,36 +0,0 @@
|
||||
/*
|
||||
* Fast JIT powered scaler for ARM
|
||||
*
|
||||
* Copyright (C) 2007 Siarhei Siamashka <ssvb@users.sourceforge.net>
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public License
|
||||
* version 2.1 as published by the Free Software Foundation.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful, but
|
||||
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
|
||||
* 02110-1301 USA
|
||||
*/
|
||||
|
||||
#ifndef ARM_JIT_SWSCALE_H
|
||||
#define ARM_JIT_SWSCALE_H
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
struct SwsContextArmJit;
|
||||
|
||||
struct SwsContextArmJit *sws_arm_jit_create_omapfb_yuv422_scaler(int source_w, int source_h, int target_w, int target_h, int quality);
|
||||
struct SwsContextArmJit *sws_arm_jit_create_omapfb_yuv420_scaler(int source_w, int source_h, int target_w, int target_h, int quality);
|
||||
struct SwsContextArmJit *sws_arm_jit_create_omapfb_yuv420_scaler_armv6(int source_w, int source_h, int target_w, int target_h, int quality);
|
||||
|
||||
int sws_arm_jit_scale(struct SwsContextArmJit *context, uint8_t* src[], int srcStride[], int y, int h, uint8_t* dst[], int dstStride[]);
|
||||
|
||||
void sws_arm_jit_free(struct SwsContextArmJit *context);
|
||||
|
||||
#endif
|
@ -1,214 +0,0 @@
|
||||
/*****************************************************************************
|
||||
* swscale_omap.c: scaling and chroma conversion using libswscale_nokia770
|
||||
*****************************************************************************
|
||||
* Copyright (C) 1999-2008 the VideoLAN team
|
||||
* $Id$
|
||||
*
|
||||
* Authors: Antoine Lejeune <phytos@videolan.org>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
|
||||
*****************************************************************************/
|
||||
|
||||
/*****************************************************************************
|
||||
* Preamble
|
||||
*****************************************************************************/
|
||||
#ifdef HAVE_CONFIG_H
|
||||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include <vlc_common.h>
|
||||
#include <vlc_plugin.h>
|
||||
#include <vlc_filter.h>
|
||||
|
||||
#include "libswscale_nokia770/arm_jit_swscale.h"
|
||||
#include "libswscale_nokia770/arm_colorconv.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Local prototypes
|
||||
****************************************************************************/
|
||||
static int OpenScaler( vlc_object_t * );
|
||||
static void CloseScaler( vlc_object_t * );
|
||||
|
||||
static picture_t *Filter( filter_t *, picture_t * );
|
||||
static int Init( filter_t * );
|
||||
|
||||
/*****************************************************************************
|
||||
* Module descriptor
|
||||
*****************************************************************************/
|
||||
vlc_module_begin();
|
||||
set_description( N_("Video scaling filter") );
|
||||
set_capability( "video filter2", 1000 );
|
||||
set_category( CAT_VIDEO );
|
||||
set_subcategory( SUBCAT_VIDEO_VFILTER );
|
||||
set_callbacks( OpenScaler, CloseScaler );
|
||||
vlc_module_end();
|
||||
|
||||
/*****************************************************************************
|
||||
* filter_sys_t : filter descriptor
|
||||
*****************************************************************************/
|
||||
struct filter_sys_t
|
||||
{
|
||||
struct SwsContextArmJit *ctx;
|
||||
|
||||
es_format_t fmt_in;
|
||||
es_format_t fmt_out;
|
||||
};
|
||||
|
||||
/*****************************************************************************
|
||||
* OpenScaler: probe the filter and return score
|
||||
*****************************************************************************/
|
||||
static int OpenScaler( vlc_object_t *p_this )
|
||||
{
|
||||
filter_t *p_filter = (filter_t*)p_this;
|
||||
filter_sys_t *p_sys;
|
||||
|
||||
/* Allocate the memory needed to store the decoder's structure */
|
||||
if( ( p_filter->p_sys = p_sys =
|
||||
(filter_sys_t *)malloc(sizeof(filter_sys_t)) ) == NULL )
|
||||
{
|
||||
return VLC_ENOMEM;
|
||||
}
|
||||
|
||||
/* Misc init */
|
||||
p_sys->ctx = NULL;
|
||||
p_filter->pf_video_filter = Filter;
|
||||
es_format_Init( &p_sys->fmt_in, 0, 0 );
|
||||
es_format_Init( &p_sys->fmt_out, 0, 0 );
|
||||
|
||||
if( Init( p_filter ) )
|
||||
{
|
||||
free( p_sys );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
msg_Dbg( p_filter, "%ix%i chroma: %4.4s -> %ix%i chroma: %4.4s",
|
||||
p_filter->fmt_in.video.i_width, p_filter->fmt_in.video.i_height,
|
||||
(char *)&p_filter->fmt_in.video.i_chroma,
|
||||
p_filter->fmt_out.video.i_width, p_filter->fmt_out.video.i_height,
|
||||
(char *)&p_filter->fmt_out.video.i_chroma );
|
||||
|
||||
return VLC_SUCCESS;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* CloseFilter: clean up the filter
|
||||
*****************************************************************************/
|
||||
static void CloseScaler( vlc_object_t *p_this )
|
||||
{
|
||||
filter_t *p_filter = (filter_t*)p_this;
|
||||
filter_sys_t *p_sys = p_filter->p_sys;
|
||||
|
||||
if( p_sys->ctx )
|
||||
sws_arm_jit_free( p_sys->ctx );
|
||||
free( p_sys );
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Helpers
|
||||
*****************************************************************************/
|
||||
|
||||
static bool IsFmtSimilar( const video_format_t *p_fmt1, const video_format_t *p_fmt2 )
|
||||
{
|
||||
return p_fmt1->i_chroma == p_fmt2->i_chroma &&
|
||||
p_fmt1->i_width == p_fmt2->i_width &&
|
||||
p_fmt1->i_height == p_fmt2->i_height;
|
||||
}
|
||||
|
||||
static int Init( filter_t *p_filter )
|
||||
{
|
||||
filter_sys_t *p_sys = p_filter->p_sys;
|
||||
|
||||
if( IsFmtSimilar( &p_filter->fmt_in.video, &p_sys->fmt_in ) &&
|
||||
IsFmtSimilar( &p_filter->fmt_out.video, &p_sys->fmt_out ) &&
|
||||
p_sys->ctx )
|
||||
{
|
||||
return VLC_SUCCESS;
|
||||
}
|
||||
|
||||
if( ( p_filter->fmt_in.video.i_chroma != VLC_CODEC_I420 &&
|
||||
p_filter->fmt_in.video.i_chroma != VLC_CODEC_YV12 ) ||
|
||||
p_filter->fmt_out.video.i_chroma != VLC_FOURCC('Y','4','2','0') )
|
||||
{
|
||||
msg_Err( p_filter, "format not supported" );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
if( p_sys->ctx )
|
||||
sws_arm_jit_free( p_sys->ctx );
|
||||
|
||||
p_sys->ctx =
|
||||
sws_arm_jit_create_omapfb_yuv420_scaler_armv6(
|
||||
p_filter->fmt_in.video.i_width,
|
||||
p_filter->fmt_in.video.i_height,
|
||||
p_filter->fmt_out.video.i_width,
|
||||
p_filter->fmt_out.video.i_height, 2 );
|
||||
|
||||
if( !p_sys->ctx )
|
||||
{
|
||||
msg_Err( p_filter, "could not init SwScaler" );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
p_sys->fmt_in = p_filter->fmt_in;
|
||||
p_sys->fmt_out = p_filter->fmt_out;
|
||||
|
||||
return VLC_SUCCESS;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Filter: the whole thing
|
||||
****************************************************************************
|
||||
* This function is called just after the thread is launched.
|
||||
****************************************************************************/
|
||||
static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
|
||||
{
|
||||
filter_sys_t *p_sys = p_filter->p_sys;
|
||||
uint8_t *src[3]; int src_stride[3];
|
||||
uint8_t *dst[3]; int dst_stride[3];
|
||||
picture_t *p_pic_dst;
|
||||
int i_plane;
|
||||
int i_nb_planes = p_pic->i_planes;
|
||||
|
||||
/* Check if format properties changed */
|
||||
if( Init( p_filter ) != VLC_SUCCESS )
|
||||
return NULL;
|
||||
|
||||
/* Request output picture */
|
||||
p_pic_dst = filter_NewPicture( p_filter );
|
||||
if( !p_pic_dst )
|
||||
{
|
||||
msg_Warn( p_filter, "can't get output picture" );
|
||||
return NULL;
|
||||
}
|
||||
|
||||
for( i_plane = 0; i_plane < __MIN(3, p_pic->i_planes); i_plane++ )
|
||||
{
|
||||
src[i_plane] = p_pic->p[i_plane].p_pixels;
|
||||
src_stride[i_plane] = p_pic->p[i_plane].i_pitch;
|
||||
}
|
||||
for( i_plane = 0; i_plane < __MIN(3, i_nb_planes); i_plane++ )
|
||||
{
|
||||
dst[i_plane] = p_pic_dst->p[i_plane].p_pixels;
|
||||
dst_stride[i_plane] = p_pic_dst->p[i_plane].i_pitch;
|
||||
}
|
||||
|
||||
sws_arm_jit_scale( p_sys->ctx, src, src_stride, 0,
|
||||
p_filter->fmt_in.video.i_height, dst, dst_stride);
|
||||
|
||||
picture_CopyProperties( p_pic_dst, p_pic );
|
||||
picture_Release( p_pic );
|
||||
|
||||
return p_pic_dst;
|
||||
}
|
@ -1105,7 +1105,6 @@ modules/video_filter/scene.c
|
||||
modules/video_filter/sepia.c
|
||||
modules/video_filter/sharpen.c
|
||||
modules/video_filter/swscale.c
|
||||
modules/video_filter/swscale_omap.c
|
||||
modules/video_filter/transform.c
|
||||
modules/video_filter/wall.c
|
||||
modules/video_filter/wave.c
|
||||
|
Loading…
Reference in New Issue
Block a user