to generate PWM pulse

sir i have created the pwm pulse for 5MHz in that my first channel should be of 50% and my second should be of 50% inverse to the first one and my third should be of 37% and 12.55.i am not getting the inverse of my first channel in the second channel. kindly check my code.

#include "stm32f0xx.h"

TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
TIM_OCInitTypeDef TIM_OCInitStructure;
uint16_t TimerPeriod = 0;
uint16_t Channel1Pulse = 0, Channel2Pulse = 0, Channel3Pulse = 0, Channel4Pulse = 0;

static void TIM_Config(void);

int main(void)
{
        TIM_Config();

        while (1)
  {}
}

static void TIM_Config(void)
{
  GPIO_InitTypeDef GPIO_InitStructure;
         RCC_AHBPeriphClockCmd( RCC_AHBPeriph_GPIOA, ENABLE);

         GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;
  GPIO_Init(GPIOA, &GPIO_InitStructure);

  GPIO_PinAFConfig(GPIOA, GPIO_PinSource8, GPIO_AF_2);
  GPIO_PinAFConfig(GPIOA, GPIO_PinSource9, GPIO_AF_2);
  GPIO_PinAFConfig(GPIOA, GPIO_PinSource10, GPIO_AF_2);
  GPIO_PinAFConfig(GPIOA, GPIO_PinSource11, GPIO_AF_2);

         /* Compute the value to be set in ARR regiter to generate signal frequency at 5 Mhz */
  TimerPeriod = (SystemCoreClock / 5000000 ) - 1;
  /* Compute CCR1 value to generate a duty cycle at 50% for channel 1 */
  Channel1Pulse = (uint16_t) (((uint32_t) 5 * (TimerPeriod - 1)) / 10);
  /* Compute CCR2 value to generate a duty cycle at 50%  for channel 2 */
  Channel2Pulse = (uint16_t) (((uint32_t) 5 * (TimerPeriod - 1)) / 10);
  /* Compute CCR3 value to generate a duty cycle at 25%  for channel 3 */
  Channel3Pulse = (uint16_t) (((uint32_t) 25 * (TimerPeriod - 1)) / 100);
  /* Compute CCR4 value to generate a duty cycle at 12.5%  for channel 4 */
  Channel4Pulse = (uint16_t) (((uint32_t) 125 * (TimerPeriod- 1)) / 1000);

        RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1 , ENABLE);

        TIM_TimeBaseStructure.TIM_Prescaler = 0;
  TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
  TIM_TimeBaseStructure.TIM_Period = TimerPeriod;
  TIM_TimeBaseStructure.TIM_ClockDivision = 0;
  TIM_TimeBaseStructure.TIM_RepetitionCounter = 0;

  TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);

        TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
  TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
  TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable;
        TIM_OCInitStructure.TIM_Pulse = Channel2Pulse;
  TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
  TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_Low;
  TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set;
  TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCIdleState_Reset;

        TIM_OC2Init(TIM1, &TIM_OCInitStructure);

  TIM_OCInitStructure.TIM_Pulse = Channel1Pulse;
  TIM_OC1Init(TIM1, &TIM_OCInitStructure);



  TIM_OCInitStructure.TIM_Pulse = Channel3Pulse;
  TIM_OC3Init(TIM1, &TIM_OCInitStructure);

  TIM_OCInitStructure.TIM_Pulse = Channel4Pulse;
  TIM_OC4Init(TIM1, &TIM_OCInitStructure);

  /* TIM1 counter enable */
  TIM_Cmd(TIM1, ENABLE);

  /* TIM1 Main Output Enable */
  TIM_CtrlPWMOutputs(TIM1, ENABLE);
}