[FFmpeg-cvslog] qsv: print more complete error messages
Anton Khirnov
git at videolan.org
Sun Mar 12 18:03:38 EET 2017
ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Sat Jun 25 21:38:10 2016 +0200| [95414eb2dc63a6f934275b4ed33dedd4369f2c49] | committer: Anton Khirnov
qsv: print more complete error messages
Include the libmfx error code and its description
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=95414eb2dc63a6f934275b4ed33dedd4369f2c49
---
libavcodec/qsv.c | 133 +++++++++++++++++++++++++++-------------------
libavcodec/qsv_internal.h | 5 +-
libavcodec/qsvdec.c | 11 ++--
libavcodec/qsvenc.c | 20 +++----
4 files changed, 97 insertions(+), 72 deletions(-)
diff --git a/libavcodec/qsv.c b/libavcodec/qsv.c
index c8b3978..14f16bc 100644
--- a/libavcodec/qsv.c
+++ b/libavcodec/qsv.c
@@ -54,39 +54,67 @@ int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id)
return AVERROR(ENOSYS);
}
-int ff_qsv_error(int mfx_err)
+static const struct {
+ mfxStatus mfxerr;
+ int averr;
+ const char *desc;
+} qsv_errors[] = {
+ { MFX_ERR_NONE, 0, "success" },
+ { MFX_ERR_UNKNOWN, AVERROR_UNKNOWN, "unknown error" },
+ { MFX_ERR_NULL_PTR, AVERROR(EINVAL), "NULL pointer" },
+ { MFX_ERR_UNSUPPORTED, AVERROR(ENOSYS), "unsupported" },
+ { MFX_ERR_MEMORY_ALLOC, AVERROR(ENOMEM), "failed to allocate memory" },
+ { MFX_ERR_NOT_ENOUGH_BUFFER, AVERROR(ENOMEM), "insufficient input/output buffer" },
+ { MFX_ERR_INVALID_HANDLE, AVERROR(EINVAL), "invalid handle" },
+ { MFX_ERR_LOCK_MEMORY, AVERROR(EIO), "failed to lock the memory block" },
+ { MFX_ERR_NOT_INITIALIZED, AVERROR_BUG, "not initialized" },
+ { MFX_ERR_NOT_FOUND, AVERROR(ENOSYS), "specified object was not found" },
+ { MFX_ERR_MORE_DATA, AVERROR(EAGAIN), "expect more data at input" },
+ { MFX_ERR_MORE_SURFACE, AVERROR(EAGAIN), "expect more surface at output" },
+ { MFX_ERR_ABORTED, AVERROR_UNKNOWN, "operation aborted" },
+ { MFX_ERR_DEVICE_LOST, AVERROR(EIO), "device lost" },
+ { MFX_ERR_INCOMPATIBLE_VIDEO_PARAM, AVERROR(EINVAL), "incompatible video parameters" },
+ { MFX_ERR_INVALID_VIDEO_PARAM, AVERROR(EINVAL), "invalid video parameters" },
+ { MFX_ERR_UNDEFINED_BEHAVIOR, AVERROR_BUG, "undefined behavior" },
+ { MFX_ERR_DEVICE_FAILED, AVERROR(EIO), "device failed" },
+ { MFX_ERR_MORE_BITSTREAM, AVERROR(EAGAIN), "expect more bitstream at output" },
+ { MFX_ERR_INCOMPATIBLE_AUDIO_PARAM, AVERROR(EINVAL), "incompatible audio parameters" },
+ { MFX_ERR_INVALID_AUDIO_PARAM, AVERROR(EINVAL), "invalid audio parameters" },
+
+ { MFX_WRN_IN_EXECUTION, 0, "operation in execution" },
+ { MFX_WRN_DEVICE_BUSY, 0, "device busy" },
+ { MFX_WRN_VIDEO_PARAM_CHANGED, 0, "video parameters changed" },
+ { MFX_WRN_PARTIAL_ACCELERATION, 0, "partial acceleration" },
+ { MFX_WRN_INCOMPATIBLE_VIDEO_PARAM, 0, "incompatible video parameters" },
+ { MFX_WRN_VALUE_NOT_CHANGED, 0, "value is saturated" },
+ { MFX_WRN_OUT_OF_RANGE, 0, "value out of range" },
+ { MFX_WRN_FILTER_SKIPPED, 0, "filter skipped" },
+ { MFX_WRN_INCOMPATIBLE_AUDIO_PARAM, 0, "incompatible audio parameters" },
+};
+
+int ff_qsv_map_error(mfxStatus mfx_err, const char **desc)
{
- switch (mfx_err) {
- case MFX_ERR_NONE:
- return 0;
- case MFX_ERR_MEMORY_ALLOC:
- case MFX_ERR_NOT_ENOUGH_BUFFER:
- return AVERROR(ENOMEM);
- case MFX_ERR_INVALID_HANDLE:
- return AVERROR(EINVAL);
- case MFX_ERR_DEVICE_FAILED:
- case MFX_ERR_DEVICE_LOST:
- case MFX_ERR_LOCK_MEMORY:
- return AVERROR(EIO);
- case MFX_ERR_NULL_PTR:
- case MFX_ERR_UNDEFINED_BEHAVIOR:
- case MFX_ERR_NOT_INITIALIZED:
- return AVERROR_BUG;
- case MFX_ERR_UNSUPPORTED:
- case MFX_ERR_NOT_FOUND:
- return AVERROR(ENOSYS);
- case MFX_ERR_MORE_DATA:
- case MFX_ERR_MORE_SURFACE:
- case MFX_ERR_MORE_BITSTREAM:
- return AVERROR(EAGAIN);
- case MFX_ERR_INCOMPATIBLE_VIDEO_PARAM:
- case MFX_ERR_INVALID_VIDEO_PARAM:
- return AVERROR(EINVAL);
- case MFX_ERR_ABORTED:
- case MFX_ERR_UNKNOWN:
- default:
- return AVERROR_UNKNOWN;
+ int i;
+ for (i = 0; i < FF_ARRAY_ELEMS(qsv_errors); i++) {
+ if (qsv_errors[i].mfxerr == mfx_err) {
+ if (desc)
+ *desc = qsv_errors[i].desc;
+ return qsv_errors[i].averr;
+ }
}
+ if (desc)
+ *desc = "unknown error";
+ return AVERROR_UNKNOWN;
+}
+
+int ff_qsv_print_error(void *log_ctx, mfxStatus err,
+ const char *error_string)
+{
+ const char *desc;
+ int ret;
+ ret = ff_qsv_map_error(err, &desc);
+ av_log(log_ctx, AV_LOG_ERROR, "%s: %s (%d)\n", error_string, desc, err);
+ return ret;
}
int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc)
@@ -138,9 +166,10 @@ static int qsv_load_plugins(mfxSession session, const char *load_plugins,
ret = MFXVideoUSER_Load(session, &uid, 1);
if (ret < 0) {
- av_log(logctx, AV_LOG_ERROR, "Could not load the requested plugin: %s\n",
- plugin);
- err = ff_qsv_error(ret);
+ char errorbuf[128];
+ snprintf(errorbuf, sizeof(errorbuf),
+ "Could not load the requested plugin '%s'", plugin);
+ err = ff_qsv_print_error(logctx, ret, errorbuf);
goto load_plugin_fail;
}
@@ -166,10 +195,9 @@ int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
int ret;
ret = MFXInit(impl, &ver, session);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n");
- return ff_qsv_error(ret);
- }
+ if (ret < 0)
+ return ff_qsv_print_error(avctx, ret,
+ "Error initializing an internal MFX session");
ret = qsv_load_plugins(*session, load_plugins, avctx);
if (ret < 0) {
@@ -282,10 +310,9 @@ int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *psession,
err = MFXQueryIMPL(parent_session, &impl);
if (err == MFX_ERR_NONE)
err = MFXQueryVersion(parent_session, &ver);
- if (err != MFX_ERR_NONE) {
- av_log(avctx, AV_LOG_ERROR, "Error querying the session attributes\n");
- return ff_qsv_error(err);
- }
+ if (err != MFX_ERR_NONE)
+ return ff_qsv_print_error(avctx, err,
+ "Error querying the session attributes");
for (i = 0; i < FF_ARRAY_ELEMS(handle_types); i++) {
err = MFXVideoCORE_GetHandle(parent_session, handle_types[i], &handle);
@@ -301,18 +328,15 @@ int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *psession,
}
err = MFXInit(impl, &ver, &session);
- if (err != MFX_ERR_NONE) {
- av_log(avctx, AV_LOG_ERROR,
- "Error initializing a child MFX session: %d\n", err);
- return ff_qsv_error(err);
- }
+ if (err != MFX_ERR_NONE)
+ return ff_qsv_print_error(avctx, err,
+ "Error initializing a child MFX session");
if (handle) {
err = MFXVideoCORE_SetHandle(session, handle_type, handle);
- if (err != MFX_ERR_NONE) {
- av_log(avctx, AV_LOG_ERROR, "Error setting a HW handle: %d\n", err);
- return ff_qsv_error(err);
- }
+ if (err != MFX_ERR_NONE)
+ return ff_qsv_print_error(avctx, err,
+ "Error setting a HW handle");
}
ret = qsv_load_plugins(session, load_plugins, avctx);
@@ -334,10 +358,9 @@ int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *psession,
qsv_frames_ctx->mids[i] = frames_hwctx->surfaces[i].Data.MemId;
err = MFXVideoCORE_SetFrameAllocator(session, &frame_allocator);
- if (err != MFX_ERR_NONE) {
- av_log(avctx, AV_LOG_ERROR, "Error setting a frame allocator: %d\n", err);
- return ff_qsv_error(err);
- }
+ if (err != MFX_ERR_NONE)
+ return ff_qsv_print_error(avctx, err,
+ "Error setting a frame allocator");
}
*psession = session;
diff --git a/libavcodec/qsv_internal.h b/libavcodec/qsv_internal.h
index e865741..03b2f65 100644
--- a/libavcodec/qsv_internal.h
+++ b/libavcodec/qsv_internal.h
@@ -57,7 +57,10 @@ typedef struct QSVFramesContext {
/**
* Convert a libmfx error code into a libav error code.
*/
-int ff_qsv_error(int mfx_err);
+int ff_qsv_map_error(mfxStatus mfx_err, const char **desc);
+
+int ff_qsv_print_error(void *log_ctx, mfxStatus err,
+ const char *error_string);
int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
diff --git a/libavcodec/qsvdec.c b/libavcodec/qsvdec.c
index 5b36489..4802932 100644
--- a/libavcodec/qsvdec.c
+++ b/libavcodec/qsvdec.c
@@ -161,10 +161,9 @@ static int qsv_decode_init(AVCodecContext *avctx, QSVContext *q)
param.NumExtParam = q->nb_ext_buffers;
ret = MFXVideoDECODE_Init(q->session, ¶m);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Error initializing the MFX video decoder\n");
- return ff_qsv_error(ret);
- }
+ if (ret < 0)
+ return ff_qsv_print_error(avctx, ret,
+ "Error initializing the MFX video decoder");
q->frame_info = param.mfx.FrameInfo;
@@ -298,9 +297,9 @@ static int qsv_decode(AVCodecContext *avctx, QSVContext *q,
ret != MFX_ERR_MORE_DATA &&
ret != MFX_WRN_VIDEO_PARAM_CHANGED &&
ret != MFX_ERR_MORE_SURFACE) {
- av_log(avctx, AV_LOG_ERROR, "Error during QSV decoding.\n");
av_freep(&sync);
- return ff_qsv_error(ret);
+ return ff_qsv_print_error(avctx, ret,
+ "Error during QSV decoding.");
}
/* make sure we do not enter an infinite loop if the SDK
diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
index cd321d3..fbbe23c 100644
--- a/libavcodec/qsvenc.c
+++ b/libavcodec/qsvenc.c
@@ -601,7 +601,8 @@ static int qsv_retrieve_enc_params(AVCodecContext *avctx, QSVEncContext *q)
ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
if (ret < 0)
- return ff_qsv_error(ret);
+ return ff_qsv_print_error(avctx, ret,
+ "Error calling GetVideoParam");
q->packet_size = q->param.mfx.BufferSizeInKB * 1000;
@@ -750,10 +751,9 @@ int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
return ret;
ret = MFXVideoENCODE_QueryIOSurf(q->session, &q->param, &q->req);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Error querying the encoding parameters\n");
- return ff_qsv_error(ret);
- }
+ if (ret < 0)
+ return ff_qsv_print_error(avctx, ret,
+ "Error querying the encoding parameters");
if (opaque_alloc) {
ret = qsv_init_opaque_alloc(avctx, q);
@@ -791,10 +791,9 @@ int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
}
ret = MFXVideoENCODE_Init(q->session, &q->param);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Error initializing the encoder\n");
- return ff_qsv_error(ret);
- }
+ if (ret < 0)
+ return ff_qsv_print_error(avctx, ret,
+ "Error initializing the encoder");
ret = qsv_retrieve_enc_params(avctx, q);
if (ret < 0) {
@@ -979,7 +978,8 @@ static int encode_frame(AVCodecContext *avctx, QSVEncContext *q,
av_packet_unref(&new_pkt);
av_freep(&bs);
av_freep(&sync);
- return (ret == MFX_ERR_MORE_DATA) ? 0 : ff_qsv_error(ret);
+ return (ret == MFX_ERR_MORE_DATA) ?
+ 0 : ff_qsv_print_error(avctx, ret, "Error during encoding");
}
if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
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