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opencl: Print compilation log

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Useful when debugging.
This commit is contained in:
Timothy Gu 2015-10-12 02:41:15 -07:00
parent d2a1029724
commit 893a648182
1 changed files with 30 additions and 3 deletions
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33
libavutil/opencl.c
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@ -449,12 +449,14 @@ end:
cl_program av_opencl_compile(const char *program_name, const char *build_opts)
{
int i;
cl_int status;
cl_int status, build_status;
int kernel_code_idx = 0;
const char *kernel_source;
size_t kernel_code_len;
char* ptr = NULL;
cl_program program = NULL;
size_t log_size;
char *log = NULL;
LOCK_OPENCL;
for (i = 0; i < opencl_ctx.kernel_code_count; i++) {
@ -481,11 +483,36 @@ cl_program av_opencl_compile(const char *program_name, const char *build_opts)
program = NULL;
goto end;
}
status = clBuildProgram(program, 1, &(opencl_ctx.device_id), build_opts, NULL, NULL);
build_status = clBuildProgram(program, 1, &(opencl_ctx.device_id), build_opts, NULL, NULL);
status = clGetProgramBuildInfo(program, opencl_ctx.device_id,
CL_PROGRAM_BUILD_LOG, 0, NULL, &log_size);
if (status != CL_SUCCESS) {
av_log(&opencl_ctx, AV_LOG_WARNING,
"Failed to get compilation log: %s\n",
av_opencl_errstr(status));
} else {
log = av_malloc(log_size);
if (log) {
status = clGetProgramBuildInfo(program, opencl_ctx.device_id,
CL_PROGRAM_BUILD_LOG, log_size,
log, NULL);
if (status != CL_SUCCESS) {
av_log(&opencl_ctx, AV_LOG_WARNING,
"Failed to get compilation log: %s\n",
av_opencl_errstr(status));
} else {
int level = build_status == CL_SUCCESS ? AV_LOG_DEBUG :
AV_LOG_ERROR;
av_log(&opencl_ctx, level, "Compilation log:\n%s\n", log);
}
}
av_freep(&log);
}
if (build_status != CL_SUCCESS) {
av_log(&opencl_ctx, AV_LOG_ERROR,
"Compilation failed with OpenCL program '%s': %s\n",
program_name, av_opencl_errstr(status));
program_name, av_opencl_errstr(build_status));
program = NULL;
goto end;
}