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examples: logging updates
- send errors to stderr - send help to stdout - add image size to webpmux -info output and send to stdout - correct webpmux exit values Change-Id: Ifd8e8493aab33a82765f7b7903cef345d96da9ae
This commit is contained in:
James Zern
parent
6c14aaddc4
commit
974aaff360
33
README.mux
33
README.mux
@ -8,49 +8,53 @@ Description:
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============
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WebP Mux: library to create the MUX container object for features like
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Color profile, XMP metadata, Animation & Tiling. A reference command line
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tool 'webpmux' and Mux container specification 'MuxContainerSpec.pdf' are also
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provided in this package.
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color profile, XMP metadata, animation & tiling. A reference command line
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tool 'webpmux' and Mux container specification 'doc/webp-container-spec.txt'
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are also provided in this package.
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WebP Mux tool:
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==============
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The examples/ directory contains tool (webpmux) for manipulating the WebP Mux
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file. webpmux tool can be used to create a WebP container file and to extract or
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strip relevant data from the container file.
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The examples/ directory contains a tool (webpmux) for manipulating the WebP Mux
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file. The webpmux tool can be used to create a WebP container file and to
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extract or strip relevant data from the container file.
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A list of options is available using the -help command line flag:
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> webpmux -help
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Usage: webpmux -get GET_OPTIONS INPUT -o OUTPUT
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or: webpmux -set SET_OPTIONS INPUT -o OUTPUT
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or: webpmux -strip STRIP_OPTIONS INPUT -o OUTPUT
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or: webpmux [-tile TILE_OPTIONS]... -o OUTPUT
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or: webpmux [-frame FRAME_OPTIONS]... -loop LOOP_COUNT -o OUTPUT
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or: webpmux -info INPUT
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or: webpmux -help OR -h
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webpmux -set SET_OPTIONS INPUT -o OUTPUT
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webpmux -strip STRIP_OPTIONS INPUT -o OUTPUT
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webpmux -tile TILE_OPTIONS [-tile...] -o OUTPUT
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webpmux -frame FRAME_OPTIONS [-frame...] -loop LOOP_COUNT -o OUTPUT
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webpmux -info INPUT
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webpmux [-h|-help]
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GET_OPTIONS:
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Extract relevant data.
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icc Get ICCP Color profile.
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xmp Get XMP metadata.
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tile n Get nth tile.
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frame n Get nth frame.
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SET_OPTIONS:
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Set color profile/metadata.
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icc Set ICC Color profile.
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xmp Set XMP metadata.
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STRIP_OPTIONS:
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Strip color profile/metadata.
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icc Strip ICCP color profile.
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xmp Strip XMP metadata.
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TILE_OPTIONS(i):
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Create tiled image.
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file_i +xi+yi
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where: 'file_i' is the i'th tile (webp format),
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'xi','yi' specify the image offset for this tile.
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FRAME_OPTIONS(i):
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Create animation.
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file_i +xi+yi+di
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where: 'file_i' is the i'th animation frame (webp format),
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'xi','yi' specify the image offset for this frame.
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@ -58,8 +62,6 @@ FRAME_OPTIONS(i):
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INPUT & OUTPUT are in webp format.
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WebP Mux API:
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==============
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WebP Mux API contains methods for adding data to WebPMux (a MUX container object
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@ -101,7 +103,6 @@ Example#2 (pseudo code): Get image & color profile data from a WebP file.
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For detailed MUX-API reference, please refer to the header file (src/webp/mux.h)
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Bugs:
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=====
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@ -104,7 +104,7 @@ static int ReadYUV(FILE* in_file, WebPPicture* const pic) {
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{ \
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hr = (fn); \
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if (FAILED(hr) && verbose) \
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printf(#fn " failed %08x\n", hr); \
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fprintf(stderr, #fn " failed %08x\n", hr); \
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} \
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} while (0)
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@ -118,7 +118,7 @@ static HRESULT OpenInputStream(const char* filename, IStream** ppStream) {
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HRESULT hr = S_OK;
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IFS(SHCreateStreamOnFileA(filename, STGM_READ, ppStream));
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if (FAILED(hr))
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printf("Error opening input file %s (%08x)\n", filename, hr);
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fprintf(stderr, "Error opening input file %s (%08x)\n", filename, hr);
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return hr;
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}
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@ -148,9 +148,10 @@ static HRESULT ReadPictureWithWIC(const char* filename,
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CLSCTX_INPROC_SERVER, MAKE_REFGUID(IID_IWICImagingFactory),
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(LPVOID*)&pFactory));
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if (hr == REGDB_E_CLASSNOTREG) {
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printf("Couldn't access Windows Imaging Component (are you running \n");
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printf("Windows XP SP3 or newer?). Most formats not available.\n");
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printf("Use -s for the available YUV input.\n");
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fprintf(stderr,
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"Couldn't access Windows Imaging Component (are you running "
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"Windows XP SP3 or newer?). Most formats not available. "
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"Use -s for the available YUV input.\n");
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}
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// Prepare for image decoding.
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IFS(OpenInputStream(filename, &pStream));
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@ -158,7 +159,7 @@ static HRESULT ReadPictureWithWIC(const char* filename,
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WICDecodeMetadataCacheOnDemand, &pDecoder));
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IFS(IWICBitmapDecoder_GetFrameCount(pDecoder, &frameCount));
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if (SUCCEEDED(hr) && frameCount == 0) {
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printf("No frame found in input file.\n");
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fprintf(stderr, "No frame found in input file.\n");
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hr = E_FAIL;
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}
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IFS(IWICBitmapDecoder_GetFrame(pDecoder, 0, &pFrame));
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@ -333,8 +334,8 @@ static int ReadJPEG(FILE* in_file, WebPPicture* const pic) {
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static int ReadJPEG(FILE* in_file, WebPPicture* const pic) {
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(void)in_file;
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(void)pic;
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printf("JPEG support not compiled. Please install the libjpeg development "
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"package before building.\n");
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fprintf(stderr, "JPEG support not compiled. Please install the libjpeg "
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"development package before building.\n");
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return 0;
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}
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#endif
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@ -433,8 +434,8 @@ static int ReadPNG(FILE* in_file, WebPPicture* const pic, int keep_alpha) {
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(void)in_file;
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(void)pic;
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(void)keep_alpha;
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printf("PNG support not compiled. Please install the libpng development "
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"package before building.\n");
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fprintf(stderr, "PNG support not compiled. Please install the libpng "
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"development package before building.\n");
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return 0;
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}
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#endif
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@ -71,7 +71,7 @@ typedef enum {
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{ \
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hr = (fn); \
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if (FAILED(hr) && verbose) \
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printf(#fn " failed %08x\n", hr); \
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fprintf(stderr, #fn " failed %08x\n", hr); \
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} \
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} while (0)
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@ -86,7 +86,7 @@ static HRESULT CreateOutputStream(const char* out_file_name,
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HRESULT hr = S_OK;
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IFS(SHCreateStreamOnFileA(out_file_name, STGM_WRITE | STGM_CREATE, ppStream));
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if (FAILED(hr))
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printf("Error opening output file %s (%08x)\n", out_file_name, hr);
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fprintf(stderr, "Error opening output file %s (%08x)\n", out_file_name, hr);
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return hr;
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}
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@ -106,9 +106,10 @@ static HRESULT WriteUsingWIC(const char* out_file_name, REFGUID container_guid,
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CLSCTX_INPROC_SERVER, MAKE_REFGUID(IID_IWICImagingFactory),
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(LPVOID*)&pFactory));
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if (hr == REGDB_E_CLASSNOTREG) {
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printf("Couldn't access Windows Imaging Component (are you running \n");
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printf("Windows XP SP3 or newer?). PNG support not available.\n");
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printf("Use -ppm or -pgm for available PPM and PGM formats.\n");
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fprintf(stderr,
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"Couldn't access Windows Imaging Component (are you running "
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"Windows XP SP3 or newer?). PNG support not available. "
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"Use -ppm or -pgm for available PPM and PGM formats.\n");
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}
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IFS(CreateOutputStream(out_file_name, &pStream));
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IFS(IWICImagingFactory_CreateEncoder(pFactory, container_guid, NULL,
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@ -189,15 +190,12 @@ static int WritePNG(FILE* out_file, const WebPDecBuffer* const buffer) {
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return 1;
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}
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#else // !HAVE_WINCODEC_H && !WEBP_HAVE_PNG
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typedef uint32_t png_uint_32;
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static int WritePNG(FILE* out_file, const WebPDecBuffer* const buffer) {
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(void)out_file;
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(void)buffer;
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printf("PNG support not compiled. Please install the libpng development "
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"package before building.\n");
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printf("You can run with -ppm flag to decode in PPM format.\n");
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fprintf(stderr, "PNG support not compiled. Please install the libpng "
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"development package before building.\n");
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fprintf(stderr, "You can run with -ppm flag to decode in PPM format.\n");
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return 0;
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}
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#endif
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@ -373,7 +371,7 @@ int main(int argc, const char *argv[]) {
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} else if (!strcmp(argv[c], "-version")) {
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const int version = WebPGetDecoderVersion();
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printf("%d.%d.%d\n",
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(version >> 16) & 0xff, (version >> 8) & 0xff, version & 0xff);
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(version >> 16) & 0xff, (version >> 8) & 0xff, version & 0xff);
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return 0;
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} else if (!strcmp(argv[c], "-pgm")) {
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format = PGM;
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@ -396,7 +394,7 @@ int main(int argc, const char *argv[]) {
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VP8GetCPUInfo = NULL;
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#endif
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} else if (argv[c][0] == '-') {
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printf("Unknown option '%s'\n", argv[c]);
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fprintf(stderr, "Unknown option '%s'\n", argv[c]);
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Help();
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return -1;
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} else {
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@ -405,7 +403,7 @@ int main(int argc, const char *argv[]) {
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}
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if (in_file == NULL) {
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printf("missing input file!!\n");
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fprintf(stderr, "missing input file!!\n");
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Help();
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return -1;
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}
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@ -164,39 +164,40 @@ static WebPMuxError DisplayInfo(const WebPMux* mux) {
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}
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// Print the features present.
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fprintf(stderr, "Features present:");
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if (flag & ANIMATION_FLAG) fprintf(stderr, " animation");
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if (flag & TILE_FLAG) fprintf(stderr, " tiling");
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if (flag & ICCP_FLAG) fprintf(stderr, " icc profile");
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if (flag & META_FLAG) fprintf(stderr, " metadata");
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if (flag & ALPHA_FLAG) fprintf(stderr, " transparency");
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fprintf(stderr, "\n");
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printf("Features present:");
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if (flag & ANIMATION_FLAG) printf(" animation");
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if (flag & TILE_FLAG) printf(" tiling");
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if (flag & ICCP_FLAG) printf(" icc profile");
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if (flag & META_FLAG) printf(" metadata");
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if (flag & ALPHA_FLAG) printf(" transparency");
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printf("\n");
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if (flag & ANIMATION_FLAG) {
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int nFrames;
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uint32_t loop_count;
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err = WebPMuxGetLoopCount(mux, &loop_count);
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RETURN_IF_ERROR("Failed to retrieve loop count\n");
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fprintf(stderr, "Loop Count : %d\n", loop_count);
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printf("Loop Count : %d\n", loop_count);
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err = WebPMuxNumNamedElements(mux, "frame", &nFrames);
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RETURN_IF_ERROR("Failed to retrieve number of frames\n");
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fprintf(stderr, "Number of frames: %d\n", nFrames);
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printf("Number of frames: %d\n", nFrames);
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if (nFrames > 0) {
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int i;
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uint32_t x_offset, y_offset, duration;
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fprintf(stderr, "No.: x_offset y_offset duration");
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if (flag & ALPHA_FLAG) fprintf(stderr, " alpha_size");
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fprintf(stderr, "\n");
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printf("No.: x_offset y_offset duration image_size");
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if (flag & ALPHA_FLAG) printf(" alpha_size");
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printf("\n");
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for (i = 1; i <= nFrames; i++) {
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uint32_t x_offset, y_offset, duration;
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WebPData image, alpha;
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err = WebPMuxGetFrame(mux, i, &image, &alpha,
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&x_offset, &y_offset, &duration);
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RETURN_IF_ERROR2("Failed to retrieve frame#%d\n", i);
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fprintf(stderr, "%3d: %8d %8d %8d", i, x_offset, y_offset, duration);
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if (flag & ALPHA_FLAG) fprintf(stderr, " %10u", alpha.size_);
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fprintf(stderr, "\n");
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printf("%3d: %8d %8d %8d %10u",
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i, x_offset, y_offset, duration, image.size_);
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if (flag & ALPHA_FLAG) printf(" %10u", alpha.size_);
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printf("\n");
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}
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}
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}
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@ -206,20 +207,21 @@ static WebPMuxError DisplayInfo(const WebPMux* mux) {
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err = WebPMuxNumNamedElements(mux, "tile", &nTiles);
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RETURN_IF_ERROR("Failed to retrieve number of tiles\n");
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fprintf(stderr, "Number of tiles: %d\n", nTiles);
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printf("Number of tiles: %d\n", nTiles);
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if (nTiles > 0) {
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int i;
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uint32_t x_offset, y_offset;
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fprintf(stderr, "No.: x_offset y_offset");
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if (flag & ALPHA_FLAG) fprintf(stderr, " alpha_size");
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fprintf(stderr, "\n");
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printf("No.: x_offset y_offset image_size");
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if (flag & ALPHA_FLAG) printf(" alpha_size");
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printf("\n");
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for (i = 1; i <= nTiles; i++) {
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WebPData image, alpha;
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err = WebPMuxGetTile(mux, i, &image, &alpha, &x_offset, &y_offset);
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RETURN_IF_ERROR2("Failed to retrieve tile#%d\n", i);
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fprintf(stderr, "%3d: %8d %8d", i, x_offset, y_offset);
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if (flag & ALPHA_FLAG) fprintf(stderr, " %10u", alpha.size_);
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fprintf(stderr, "\n");
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printf("%3d: %8d %8d %10u",
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i, x_offset, y_offset, image.size_);
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if (flag & ALPHA_FLAG) printf(" %10u", alpha.size_);
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printf("\n");
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}
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}
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}
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@ -228,79 +230,72 @@ static WebPMuxError DisplayInfo(const WebPMux* mux) {
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WebPData icc_profile;
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err = WebPMuxGetColorProfile(mux, &icc_profile);
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RETURN_IF_ERROR("Failed to retrieve the color profile\n");
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fprintf(stderr, "Size of the color profile data: %u\n", icc_profile.size_);
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printf("Size of the color profile data: %u\n", icc_profile.size_);
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}
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if (flag & META_FLAG) {
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WebPData metadata;
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err = WebPMuxGetMetadata(mux, &metadata);
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RETURN_IF_ERROR("Failed to retrieve the XMP metadata\n");
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fprintf(stderr, "Size of the XMP metadata: %u\n", metadata.size_);
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printf("Size of the XMP metadata: %u\n", metadata.size_);
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}
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if ((flag & ALPHA_FLAG) && !(flag & (ANIMATION_FLAG | TILE_FLAG))) {
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WebPData image, alpha;
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err = WebPMuxGetImage(mux, &image, &alpha);
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RETURN_IF_ERROR("Failed to retrieve the image\n");
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fprintf(stderr, "Size of the alpha data: %u\n", alpha.size_);
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printf("Size of the alpha data: %u\n", alpha.size_);
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}
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return WEBP_MUX_OK;
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}
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static void PrintHelp(void) {
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fprintf(stderr, "Usage: webpmux -get GET_OPTIONS INPUT -o OUTPUT "
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" Extract relevant data.\n");
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fprintf(stderr, " or: webpmux -set SET_OPTIONS INPUT -o OUTPUT "
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" Set color profile/metadata.\n");
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fprintf(stderr, " or: webpmux -strip STRIP_OPTIONS INPUT -o OUTPUT "
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" Strip color profile/metadata.\n");
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fprintf(stderr, " or: webpmux [-tile TILE_OPTIONS]... -o OUTPUT "
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" Create tiled image.\n");
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fprintf(stderr, " or: webpmux [-frame FRAME_OPTIONS]... -loop LOOP_COUNT"
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" -o OUTPUT Create animation.\n");
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fprintf(stderr, " or: webpmux -info INPUT "
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" Print info about given webp file.\n");
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fprintf(stderr, " or: webpmux -help OR -h "
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" Print this help.\n");
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printf("Usage: webpmux -get GET_OPTIONS INPUT -o OUTPUT\n");
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printf(" webpmux -set SET_OPTIONS INPUT -o OUTPUT\n");
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printf(" webpmux -strip STRIP_OPTIONS INPUT -o OUTPUT\n");
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printf(" webpmux -tile TILE_OPTIONS [-tile...] -o OUTPUT\n");
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printf(" webpmux -frame FRAME_OPTIONS [-frame...]");
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printf(" -loop LOOP_COUNT -o OUTPUT\n");
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printf(" webpmux -info INPUT\n");
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printf(" webpmux [-h|-help]\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "GET_OPTIONS:\n");
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fprintf(stderr, " icc Get ICCP Color profile.\n");
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fprintf(stderr, " xmp Get XMP metadata.\n");
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fprintf(stderr, " tile n Get nth tile.\n");
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fprintf(stderr, " frame n Get nth frame.\n");
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printf("\n");
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printf("GET_OPTIONS:\n");
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printf(" Extract relevant data.\n");
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printf(" icc Get ICCP Color profile.\n");
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printf(" xmp Get XMP metadata.\n");
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printf(" tile n Get nth tile.\n");
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printf(" frame n Get nth frame.\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "SET_OPTIONS:\n");
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fprintf(stderr, " icc Set ICC Color profile.\n");
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fprintf(stderr, " xmp Set XMP metadata.\n");
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printf("\n");
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printf("SET_OPTIONS:\n");
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printf(" Set color profile/metadata.\n");
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printf(" icc Set ICC Color profile.\n");
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printf(" xmp Set XMP metadata.\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "STRIP_OPTIONS:\n");
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fprintf(stderr, " icc Strip ICCP color profile.\n");
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fprintf(stderr, " xmp Strip XMP metadata.\n");
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printf("\n");
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printf("STRIP_OPTIONS:\n");
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printf(" Strip color profile/metadata.\n");
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printf(" icc Strip ICCP color profile.\n");
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printf(" xmp Strip XMP metadata.\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "TILE_OPTIONS(i):\n");
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fprintf(stderr, " file_i +xi+yi\n");
|
||||
fprintf(stderr, " where: 'file_i' is the i'th tile (webp format),\n");
|
||||
fprintf(stderr, " 'xi','yi' specify the image offset for this "
|
||||
"tile.\n");
|
||||
printf("\n");
|
||||
printf("TILE_OPTIONS(i):\n");
|
||||
printf(" Create tiled image.\n");
|
||||
printf(" file_i +xi+yi\n");
|
||||
printf(" where: 'file_i' is the i'th tile (webp format),\n");
|
||||
printf(" 'xi','yi' specify the image offset for this tile.\n");
|
||||
|
||||
fprintf(stderr, "\n");
|
||||
fprintf(stderr, "FRAME_OPTIONS(i):\n");
|
||||
fprintf(stderr, " file_i +xi+yi+di\n");
|
||||
fprintf(stderr, " where: 'file_i' is the i'th animation frame (webp "
|
||||
"format),\n");
|
||||
fprintf(stderr, " 'xi','yi' specify the image offset for this "
|
||||
"frame.\n");
|
||||
fprintf(stderr, " 'di' is the pause duration before next frame."
|
||||
"\n");
|
||||
printf("\n");
|
||||
printf("FRAME_OPTIONS(i):\n");
|
||||
printf(" Create animation.\n");
|
||||
printf(" file_i +xi+yi+di\n");
|
||||
printf(" where: 'file_i' is the i'th animation frame (webp format),\n");
|
||||
printf(" 'xi','yi' specify the image offset for this frame.\n");
|
||||
printf(" 'di' is the pause duration before next frame.\n");
|
||||
|
||||
fprintf(stderr, "\n");
|
||||
fprintf(stderr, "INPUT & OUTPUT are in webp format.");
|
||||
fprintf(stderr, "\n");
|
||||
printf("\nINPUT & OUTPUT are in webp format.\n");
|
||||
}
|
||||
|
||||
static int ReadData(const char* filename, void** data_ptr, uint32_t* size_ptr) {
|
||||
@ -654,7 +649,7 @@ static int ParseCommandLine(int argc, const char* argv[],
|
||||
} else if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "-help")) {
|
||||
PrintHelp();
|
||||
DeleteConfig(config);
|
||||
exit(1);
|
||||
exit(0);
|
||||
} else {
|
||||
ERROR_GOTO2("ERROR: Unknown option: '%s'.\n", argv[i], ErrParse);
|
||||
}
|
||||
@ -1028,16 +1023,15 @@ static int Process(const WebPMuxConfig* config) {
|
||||
// Main.
|
||||
|
||||
int main(int argc, const char* argv[]) {
|
||||
int ok = 1;
|
||||
WebPMuxConfig* config;
|
||||
ok = InitializeConfig(argc-1, argv+1, &config);
|
||||
int ok = InitializeConfig(argc - 1, argv + 1, &config);
|
||||
if (ok) {
|
||||
Process(config);
|
||||
ok = Process(config);
|
||||
} else {
|
||||
PrintHelp();
|
||||
}
|
||||
DeleteConfig(config);
|
||||
return ok;
|
||||
return !ok;
|
||||
}
|
||||
|
||||
//------------------------------------------------------------------------------
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
.\" Hey, EMACS: -*- nroff -*-
|
||||
.TH WEBPMUX 1 "November 3, 2011"
|
||||
.TH WEBPMUX 1 "January 24, 2012"
|
||||
.SH NAME
|
||||
webpmux \- command line tool to create WebP Mux/container file.
|
||||
.SH SYNOPSIS
|
||||
@ -21,14 +21,14 @@ webpmux \- command line tool to create WebP Mux/container file.
|
||||
.B \-o
|
||||
.I OUTPUT
|
||||
.br
|
||||
.B webpmux [ \-tile
|
||||
.B webpmux \-tile
|
||||
.I TILE_OPTIONS
|
||||
.B ]... \-o
|
||||
.B [\-tile...] \-o
|
||||
.I OUTPUT
|
||||
.br
|
||||
.B webpmux [ \-frame
|
||||
.B webpmux \-frame
|
||||
.I FRAME_OPTIONS
|
||||
.B ]... \-loop
|
||||
.B [\-frame...] \-loop
|
||||
.I LOOP_COUNT
|
||||
.B \-o
|
||||
.I OUTPUT
|
||||
@ -36,7 +36,7 @@ webpmux \- command line tool to create WebP Mux/container file.
|
||||
.B webpmux \-info
|
||||
.I INPUT
|
||||
.br
|
||||
.B webpmux \-help
|
||||
.B webpmux [\-h|\-help]
|
||||
.SH DESCRIPTION
|
||||
This manual page documents the
|
||||
.B webpmux
|
||||
|
||||
Loading…
Reference in New Issue
Block a user