movie_rec.c-Dateireferenz

#include "conf.h"

Include-Abhängigkeitsdiagramm für movie_rec.c:

gehe zum Quellcode dieser Datei

Funktionen
void	change_video_tables (int a, int b)
void	__attribute__ ((naked, noinline))

Variablen
int *	video_quality = &conf.video_quality
int *	video_mode = &conf.video_mode
long	def_table1 [9] ={0x2000,0x38D,0x788,0x5800,0x9C5,0x14B8,0x10000,0x1C6A,0x3C45}
long	def_table2 [9] ={0x1CCD,-0x2E1,-0x579,0x4F33,-0x7EB,-0xF0C,0xE666,-0x170A,-0x2BC6}
long	table1 [9]
long	table2 [9]
long	CompressionRateTable [] ={0x60, 0x5D, 0x5A, 0x57, 0x54, 0x51, 0x4D, 0x48, 0x42, 0x3B, 0x32, 0x29, 0x22, 0x1D, 0x17, 0x14, 0x10, 0xE, 0xB, 9, 7, 6, 5, 4, 3, 2, 1}

Dokumentation der Funktionen

void __attribute__

(

(naked, noinline)

)

!!

Definiert in Zeile 19 der Datei movie_rec.c.

                                                      {
 asm volatile(
                "CMP     R2, #1\n"
                "STMFD   SP!, {R4-R7,LR}\n"
                "MOV     R7, R0\n"
                "MOV     R6, R1\n"
                "MOVEQ   R3, #0x79\n"
                "STREQ   R3, [R6]\n"
                "LDMEQFD SP!, {R4-R7,PC}\n"
                "LDR     R12, =0x66950\n"
                "LDR     R0, [R12]\n"
                "LDR     R3, =0x66958\n"
                "CMP     R0, #0\n"
                "LDR     R1, [R3]\n"
                "BEQ     loc_FFD4BA24\n"
                "LDR     R2, =0x6695C\n"
                "LDR     R3, [R2]\n"
                "CMP     R3, #1\n"
                "BNE     loc_FFD4BA38\n"
                "B       loc_FFD4BA28\n"
"loc_FFD4BA24:\n"                           
                "LDR     R2, =0x6695C\n"
"loc_FFD4BA28:\n"                           
                "MOV     R3, #0\n"
                "STR     R3, [R2]\n"
                "STR     R7, [R12]\n"
                "B       loc_FFD4BAF0\n"
"loc_FFD4BA38:\n"                           
                "LDR     R2, =0x66954\n"
                "LDR     R3, [R2]\n"
                "LDR     R5, =table1\n"        //+ 0xFFD4B84C
                "ADD     R3, R3, R3,LSL#1\n"
                "MOV     LR, R3,LSL#2\n"
                "LDR     R2, [R5,LR]\n"
                "LDR     R4, =table2\n"        // + 0xFFD4B870
                "RSB     R12, R2, R0\n"
                "LDR     R3, [R4,LR]\n"
                "CMP     R12, #0\n"
                "RSB     R0, R3, R0\n"
                "BLE     loc_FFD4BA9C\n"
                "ADD     R3, R5, #4\n"
                "LDR     R2, [R3,LR]\n"
                "CMP     R2, R12\n"
                "ADDGE   R1, R1, #1\n"
                "BGE     loc_FFD4BA90\n"
                "ADD     R3, R5, #8\n"
                "LDR     R2, [R3,LR]\n"
                "CMP     R2, R12\n"
                "ADDGE   R1, R1, #2\n"
                "ADDLT   R1, R1, #3\n"
"loc_FFD4BA90:\n"                           
          //    "CMP     R1, #0xE\n"   // -
          //    "MOVGE   R1, #0xE\n"   // -
                "CMP     R1, #0x1A\n"   // +
                "MOVGE   R1, #0x1A\n"   // +

                "B       loc_FFD4BAD4\n"
"loc_FFD4BA9C:\n"                           
                "CMP     R0, #0\n"
                "BGE     loc_FFD4BAD4\n"
                "ADD     R3, R4, #4\n"
                "LDR     R2, [R3,LR]\n"
                "CMP     R2, R0\n"
                "SUBLE   R1, R1, #1\n"
                "BLE     loc_FFD4BACC\n"
                "ADD     R3, R4, #8\n"
                "LDR     R2, [R3,LR]\n"
                "CMP     R2, R0\n"
                "SUBLE   R1, R1, #2\n"
                "SUBGT   R1, R1, #3\n"
"loc_FFD4BACC:\n"                           
                "CMP     R1, #0\n"
                "MOVLT   R1, #0\n"
"loc_FFD4BAD4:\n"                           
                                        
                "LDR     R0, =0x66958\n"
                "LDR     R3, [R0]\n"
                "CMP     R1, R3\n"
                "LDRNE   R2, =0x6695C\n"
                "MOVNE   R3, #1\n"
                "STRNE   R1, [R0]\n"
                "STRNE   R3, [R2]\n"
"loc_FFD4BAF0:\n"                           
                "LDR     R3, =0x66958\n"
        //      "LDR     R1, =0x61D8\n"  // - 
                "LDR     R1, =video_mode\n"  //+
                "LDR     R0, [R3]\n"
                "LDR     R2, =CompressionRateTable\n"
                "LDR     R12, [R1]\n"
                "LDR     R12, [R12]\n"    //+
                "LDR     LR, [R2,R0,LSL#2]\n"
                "LDR     R3, =0x66950\n"
                "CMP     R12, #1\n"
                "STR     R7, [R3]\n"
                "STR     LR, [R6]\n"
         //     "MOVEQ   R3, #0xB\n"   // -

                "LDREQ   R3, =video_quality\n"      //  + 
                "LDREQ   R3, [R3]\n"          //  +
                "LDREQ   R3, [R3]\n"          //  +

                "STREQ   R3, [R6]\n"
                "BL      mute_on_zoom\n"     // +
                "LDMFD   SP!, {R4-R7,PC}\n"
 );
}

void change_video_tables	(	int	a,
		int	b
	)

Definiert in Zeile 11 der Datei movie_rec.c.

                                      {
 int i;
 for (i=0;i<9;i++) {table1[i]=(def_table1[i]*a)/b; table2[i]=(def_table2[i]*a)/b;}
}

Variablen-Dokumentation

long CompressionRateTable[] ={0x60, 0x5D, 0x5A, 0x57, 0x54, 0x51, 0x4D, 0x48, 0x42, 0x3B, 0x32, 0x29, 0x22, 0x1D, 0x17, 0x14, 0x10, 0xE, 0xB, 9, 7, 6, 5, 4, 3, 2, 1}

Definiert in Zeile 16 der Datei movie_rec.c.

long def_table1[9] ={0x2000,0x38D,0x788,0x5800,0x9C5,0x14B8,0x10000,0x1C6A,0x3C45}

Definiert in Zeile 6 der Datei movie_rec.c.

long def_table2[9] ={0x1CCD,-0x2E1,-0x579,0x4F33,-0x7EB,-0xF0C,0xE666,-0x170A,-0x2BC6}

Definiert in Zeile 7 der Datei movie_rec.c.

long table1[9]

Definiert in Zeile 9 der Datei movie_rec.c.

long table2[9]

Definiert in Zeile 9 der Datei movie_rec.c.

int* video_mode = &conf.video_mode

Definiert in Zeile 4 der Datei movie_rec.c.

int* video_quality = &conf.video_quality

Definiert in Zeile 3 der Datei movie_rec.c.