Move codec query from encoder to separate file

1 files changed, 0 insertions, 231 deletions

diff --git a/src/encoder/video/cuda.c b/src/encoder/video/cuda.c
index c878dc8..f3cc9a4 100644
--- a/src/encoder/video/cuda.c
+++ b/src/encoder/video/cuda.c
@@ -1,13 +1,11 @@
 #include "../../../include/encoder/video/cuda.h"
 #include "../../../include/egl.h"
 #include "../../../include/cuda.h"
-#include "../../../external/nvEncodeAPI.h"
 
 #include <libavcodec/avcodec.h>
 #include <libavutil/hwcontext_cuda.h>
 
 #include <stdlib.h>
-#include <dlfcn.h>
 
 typedef struct {
     gsr_video_encoder_cuda_params params;
@@ -125,234 +123,6 @@ static bool gsr_video_encoder_cuda_setup_textures(gsr_video_encoder_cuda *self,
     return true;
 }
 
-static void* open_nvenc_library(void) {
-    dlerror(); /* clear */
-    void *lib = dlopen("libnvidia-encode.so.1", RTLD_LAZY);
-    if(!lib) {
-        lib = dlopen("libnvidia-encode.so", RTLD_LAZY);
-        if(!lib) {
-            fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs failed: failed to load libnvidia-encode.so/libnvidia-encode.so.1, error: %s\n", dlerror());
-            return NULL;
-        }
-    }
-    return lib;
-}
-
-static bool profile_is_h264(const GUID *profile_guid) {
-    const GUID *h264_guids[] = {
-        &NV_ENC_H264_PROFILE_BASELINE_GUID,
-        &NV_ENC_H264_PROFILE_MAIN_GUID,
-        &NV_ENC_H264_PROFILE_HIGH_GUID,
-        &NV_ENC_H264_PROFILE_PROGRESSIVE_HIGH_GUID,
-        &NV_ENC_H264_PROFILE_CONSTRAINED_HIGH_GUID
-    };
-
-    for(int i = 0; i < 5; ++i) {
-        if(memcmp(profile_guid, h264_guids[i], sizeof(GUID)) == 0)
-            return true;
-    }
-
-    return false;
-}
-
-static bool profile_is_hevc(const GUID *profile_guid) {
-    const GUID *h264_guids[] = {
-        &NV_ENC_HEVC_PROFILE_MAIN_GUID,
-    };
-
-    for(int i = 0; i < 1; ++i) {
-        if(memcmp(profile_guid, h264_guids[i], sizeof(GUID)) == 0)
-            return true;
-    }
-
-    return false;
-}
-
-static bool profile_is_hevc_10bit(const GUID *profile_guid) {
-    const GUID *h264_guids[] = {
-        &NV_ENC_HEVC_PROFILE_MAIN10_GUID,
-    };
-
-    for(int i = 0; i < 1; ++i) {
-        if(memcmp(profile_guid, h264_guids[i], sizeof(GUID)) == 0)
-            return true;
-    }
-
-    return false;
-}
-
-static bool profile_is_av1(const GUID *profile_guid) {
-    const GUID *h264_guids[] = {
-        &NV_ENC_AV1_PROFILE_MAIN_GUID,
-    };
-
-    for(int i = 0; i < 1; ++i) {
-        if(memcmp(profile_guid, h264_guids[i], sizeof(GUID)) == 0)
-            return true;
-    }
-
-    return false;
-}
-
-static bool encoder_get_supported_profiles(const NV_ENCODE_API_FUNCTION_LIST *function_list, void *nvenc_encoder, const GUID *encoder_guid, gsr_supported_video_codecs *supported_video_codecs) {
-    bool success = false;
-    GUID *profile_guids = NULL;
-
-    uint32_t profile_guid_count = 0;
-    if(function_list->nvEncGetEncodeProfileGUIDCount(nvenc_encoder, *encoder_guid, &profile_guid_count) != NV_ENC_SUCCESS) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncGetEncodeProfileGUIDCount failed, error: %s\n", function_list->nvEncGetLastErrorString(nvenc_encoder));
-        goto fail;
-    }
-
-    if(profile_guid_count == 0)
-        goto fail;
-
-    profile_guids = calloc(profile_guid_count, sizeof(GUID));
-    if(!profile_guids) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: failed to allocate %d guids\n", (int)profile_guid_count);
-        goto fail;
-    }
-
-    if(function_list->nvEncGetEncodeProfileGUIDs(nvenc_encoder, *encoder_guid, profile_guids, profile_guid_count, &profile_guid_count) != NV_ENC_SUCCESS) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncGetEncodeProfileGUIDs failed, error: %s\n", function_list->nvEncGetLastErrorString(nvenc_encoder));
-        goto fail;
-    }
-
-    for(uint32_t i = 0; i < profile_guid_count; ++i) {
-        if(profile_is_h264(&profile_guids[i])) {
-            supported_video_codecs->h264 = true;
-        } else if(profile_is_hevc(&profile_guids[i])) {
-            supported_video_codecs->hevc = true;
-        } else if(profile_is_hevc_10bit(&profile_guids[i])) {
-            supported_video_codecs->hevc_hdr = true;
-            supported_video_codecs->hevc_10bit = true;
-        } else if(profile_is_av1(&profile_guids[i])) {
-            supported_video_codecs->av1 = true;
-            supported_video_codecs->av1_hdr = true;
-            supported_video_codecs->av1_10bit = true;
-        }
-    }
-
-    success = true;
-    fail:
-
-    if(profile_guids)
-        free(profile_guids);
-
-    return success;
-}
-
-static bool get_supported_video_codecs(const NV_ENCODE_API_FUNCTION_LIST *function_list, void *nvenc_encoder, gsr_supported_video_codecs *supported_video_codecs) {
-    bool success = false;
-    GUID *encoder_guids = NULL;
-    *supported_video_codecs = (gsr_supported_video_codecs){0};
-
-    uint32_t encode_guid_count = 0;
-    if(function_list->nvEncGetEncodeGUIDCount(nvenc_encoder, &encode_guid_count) != NV_ENC_SUCCESS) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncGetEncodeGUIDCount failed, error: %s\n", function_list->nvEncGetLastErrorString(nvenc_encoder));
-        goto fail;
-    }
-
-    if(encode_guid_count == 0)
-        goto fail;
-
-    encoder_guids = calloc(encode_guid_count, sizeof(GUID));
-    if(!encoder_guids) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: failed to allocate %d guids\n", (int)encode_guid_count);
-        goto fail;
-    }
-
-    if(function_list->nvEncGetEncodeGUIDs(nvenc_encoder, encoder_guids, encode_guid_count, &encode_guid_count) != NV_ENC_SUCCESS) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncGetEncodeGUIDs failed, error: %s\n", function_list->nvEncGetLastErrorString(nvenc_encoder));
-        goto fail;
-    }
-
-    for(uint32_t i = 0; i < encode_guid_count; ++i) {
-        encoder_get_supported_profiles(function_list, nvenc_encoder, &encoder_guids[i], supported_video_codecs);
-    }
-
-    success = true;
-    fail:
-
-    if(encoder_guids)
-        free(encoder_guids);
-
-    return success;
-}
-
-#define NVENCAPI_VERSION_470 (11 | (1 << 24))
-#define NVENCAPI_STRUCT_VERSION_470(ver) ((uint32_t)NVENCAPI_VERSION_470 | ((ver)<<16) | (0x7 << 28))
-
-static gsr_supported_video_codecs gsr_video_encoder_cuda_get_supported_codecs(gsr_video_encoder *encoder, bool cleanup) {
-    (void)encoder;
-
-    void *nvenc_lib = NULL;
-    void *nvenc_encoder = NULL;
-    gsr_cuda cuda;
-    memset(&cuda, 0, sizeof(cuda));
-    gsr_supported_video_codecs supported_video_codecs = {0};
-
-    if(!gsr_cuda_load(&cuda, NULL, false)) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: failed to load cuda\n");
-        goto done;
-    }
-
-    nvenc_lib = open_nvenc_library();
-    if(!nvenc_lib)
-        goto done;
-
-    typedef NVENCSTATUS NVENCAPI (*FUNC_NvEncodeAPICreateInstance)(NV_ENCODE_API_FUNCTION_LIST *functionList);
-    FUNC_NvEncodeAPICreateInstance nvEncodeAPICreateInstance = (FUNC_NvEncodeAPICreateInstance)dlsym(nvenc_lib, "NvEncodeAPICreateInstance");
-    if(!nvEncodeAPICreateInstance) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: failed to find NvEncodeAPICreateInstance in libnvidia-encode.so\n");
-        goto done;
-    }
-
-    NV_ENCODE_API_FUNCTION_LIST function_list;
-    memset(&function_list, 0, sizeof(function_list));
-    function_list.version = NVENCAPI_STRUCT_VERSION(2);
-    if(nvEncodeAPICreateInstance(&function_list) != NV_ENC_SUCCESS) {
-        fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncodeAPICreateInstance failed\n");
-        goto done;
-    }
-
-    NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS params;
-    memset(&params, 0, sizeof(params));
-    params.version = NVENCAPI_STRUCT_VERSION(1);
-    params.deviceType = NV_ENC_DEVICE_TYPE_CUDA;
-    params.device = cuda.cu_ctx;
-    params.apiVersion = NVENCAPI_VERSION;
-    if(function_list.nvEncOpenEncodeSessionEx(&params, &nvenc_encoder) != NV_ENC_SUCCESS) {
-        // Old nvidia gpus dont support the new nvenc api (which is required for av1).
-        // In such cases fallback to old api version if possible and try again.
-        function_list.version = NVENCAPI_STRUCT_VERSION_470(2);
-        if(nvEncodeAPICreateInstance(&function_list) != NV_ENC_SUCCESS) {
-            fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncodeAPICreateInstance (retry) failed\n");
-            goto done;
-        }
-
-        params.version = NVENCAPI_STRUCT_VERSION_470(1);
-        params.apiVersion = NVENCAPI_VERSION_470;
-        if(function_list.nvEncOpenEncodeSessionEx(&params, &nvenc_encoder) != NV_ENC_SUCCESS) {
-            fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncOpenEncodeSessionEx (retry) failed\n");
-            goto done;
-        }
-    }
-
-    get_supported_video_codecs(&function_list, nvenc_encoder, &supported_video_codecs);
-
-    done:
-    if(cleanup) {
-        if(nvenc_encoder)
-            function_list.nvEncDestroyEncoder(nvenc_encoder);
-        if(nvenc_lib)
-            dlclose(nvenc_lib);
-        gsr_cuda_unload(&cuda);
-    }
-
-    return supported_video_codecs;
-}
-
 static void gsr_video_encoder_cuda_stop(gsr_video_encoder_cuda *self, AVCodecContext *video_codec_context);
 
 static bool gsr_video_encoder_cuda_start(gsr_video_encoder *encoder, AVCodecContext *video_codec_context, AVFrame *frame) {
@@ -456,7 +226,6 @@ gsr_video_encoder* gsr_video_encoder_cuda_create(const gsr_video_encoder_cuda_pa
     encoder_cuda->params = *params;
 
     *encoder = (gsr_video_encoder) {
-        .get_supported_codecs = gsr_video_encoder_cuda_get_supported_codecs,
         .start = gsr_video_encoder_cuda_start,
         .copy_textures_to_frame = gsr_video_encoder_cuda_copy_textures_to_frame,
         .get_textures = gsr_video_encoder_cuda_get_textures,