mm-video: vdec: Fix memory leak in color converter.

When OMX is deinitialized, the color converter buffers stay intact, causing the
available memory pool to have less continuous space available.

Change-Id: Icc2d730d540bae153c9fde36a6f4267ff3f9f088

Author: rtammekivi

mm-video/vidc/vdec/inc/omx_vdec.h

@@ -874,8 +874,9 @@ class omx_vdec: public qc_omx_component
              OMX_BUFFERHEADERTYPE **bufferHdr,OMX_U32 port,OMX_PTR appData,
              OMX_U32 bytes);
         OMX_ERRORTYPE free_output_buffer(OMX_BUFFERHEADERTYPE *bufferHdr);
-    private:
         #define MAX_COUNT 32
+        OMX_BUFFERHEADERTYPE  m_out_mem_ptr_client[MAX_COUNT];
+    private:
         omx_vdec *omx;
         bool enabled;
         OMX_COLOR_FORMATTYPE ColorFormat;
@@ -889,7 +890,6 @@ class omx_vdec: public qc_omx_component
         OMX_QCOM_PLATFORM_PRIVATE_LIST      m_platform_list_client[MAX_COUNT];
         OMX_QCOM_PLATFORM_PRIVATE_ENTRY     m_platform_entry_client[MAX_COUNT];
         OMX_QCOM_PLATFORM_PRIVATE_PMEM_INFO m_pmem_info_client[MAX_COUNT];
-        OMX_BUFFERHEADERTYPE  m_out_mem_ptr_client[MAX_COUNT];
         struct vdec_ion op_buf_ion_info[MAX_COUNT];
         unsigned char *pmem_baseaddress[MAX_COUNT];
         int pmem_fd[MAX_COUNT];

mm-video/vidc/vdec/src/omx_vdec.cpp

@@ -6407,6 +6407,7 @@ OMX_ERRORTYPE  omx_vdec::component_deinit(OMX_IN OMX_HANDLETYPE hComp)
         for (i=0; i < drv_ctx.op_buf.actualcount; i++ )
         {
           free_output_buffer (&m_out_mem_ptr[i]);
+          client_buffers.free_output_buffer (&client_buffers.m_out_mem_ptr_client[i]);
 #ifdef _ANDROID_ICS_
         if (m_enable_android_native_buffers)
         {