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Code Issues Projects Releases Wiki Activity

examples/decoding_encoding: apply various message log fixes

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This commit is contained in:
Stefano Sabatini 2012-09-13 10:06:36 +02:00
parent 8ad54a44eb
commit 70b671a283
1 changed files with 26 additions and 26 deletions
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52
doc/examples/decoding_encoding.c
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@ -116,7 +116,7 @@ static void audio_encode_example(const char *filename)
/* find the MP2 encoder */
codec = avcodec_find_encoder(AV_CODEC_ID_MP2);
if (!codec) {
fprintf(stderr, "codec not found\n");
fprintf(stderr, "Codec not found\n");
exit(1);
}
@ -128,7 +128,7 @@ static void audio_encode_example(const char *filename)
/* check that the encoder supports s16 pcm input */
c->sample_fmt = AV_SAMPLE_FMT_S16;
if (!check_sample_fmt(codec, c->sample_fmt)) {
fprintf(stderr, "encoder does not support %s",
fprintf(stderr, "Encoder does not support sample format %s",
av_get_sample_fmt_name(c->sample_fmt));
exit(1);
}
@ -140,20 +140,20 @@ static void audio_encode_example(const char *filename)
/* open it */
if (avcodec_open2(c, codec, NULL) < 0) {
fprintf(stderr, "could not open codec\n");
fprintf(stderr, "Could not open codec\n");
exit(1);
}
f = fopen(filename, "wb");
if (!f) {
fprintf(stderr, "could not open %s\n", filename);
fprintf(stderr, "Could not open %s\n", filename);
exit(1);
}
/* frame containing input raw audio */
frame = avcodec_alloc_frame();
if (!frame) {
fprintf(stderr, "could not allocate audio frame\n");
fprintf(stderr, "Could not allocate audio frame\n");
exit(1);
}
@ -167,7 +167,7 @@ static void audio_encode_example(const char *filename)
c->sample_fmt, 0);
samples = av_malloc(buffer_size);
if (!samples) {
fprintf(stderr, "could not allocate %d bytes for samples buffer\n",
fprintf(stderr, "Could not allocate %d bytes for samples buffer\n",
buffer_size);
exit(1);
}
@ -175,7 +175,7 @@ static void audio_encode_example(const char *filename)
ret = avcodec_fill_audio_frame(frame, c->channels, c->sample_fmt,
(const uint8_t*)samples, buffer_size, 0);
if (ret < 0) {
fprintf(stderr, "could not setup audio frame\n");
fprintf(stderr, "Could not setup audio frame\n");
exit(1);
}
@ -197,7 +197,7 @@ static void audio_encode_example(const char *filename)
/* encode the samples */
ret = avcodec_encode_audio2(c, &pkt, frame, &got_output);
if (ret < 0) {
fprintf(stderr, "error encoding audio frame\n");
fprintf(stderr, "Error encoding audio frame\n");
exit(1);
}
if (got_output) {
@ -210,7 +210,7 @@ static void audio_encode_example(const char *filename)
for (got_output = 1; got_output; i++) {
ret = avcodec_encode_audio2(c, &pkt, NULL, &got_output);
if (ret < 0) {
fprintf(stderr, "error encoding frame\n");
fprintf(stderr, "Error encoding frame\n");
exit(1);
}
@ -247,7 +247,7 @@ static void audio_decode_example(const char *outfilename, const char *filename)
/* find the mpeg audio decoder */
codec = avcodec_find_decoder(AV_CODEC_ID_MP2);
if (!codec) {
fprintf(stderr, "codec not found\n");
fprintf(stderr, "Codec not found\n");
exit(1);
}
@ -255,13 +255,13 @@ static void audio_decode_example(const char *outfilename, const char *filename)
/* open it */
if (avcodec_open2(c, codec, NULL) < 0) {
fprintf(stderr, "could not open codec\n");
fprintf(stderr, "Could not open codec\n");
exit(1);
}
f = fopen(filename, "rb");
if (!f) {
fprintf(stderr, "could not open %s\n", filename);
fprintf(stderr, "Could not open %s\n", filename);
exit(1);
}
outfile = fopen(outfilename, "wb");
@ -279,7 +279,7 @@ static void audio_decode_example(const char *outfilename, const char *filename)
if (!decoded_frame) {
if (!(decoded_frame = avcodec_alloc_frame())) {
fprintf(stderr, "out of memory\n");
fprintf(stderr, "Could not allocate audio frame\n");
exit(1);
}
} else
@ -341,7 +341,7 @@ static void video_encode_example(const char *filename, int codec_id)
/* find the mpeg1 video encoder */
codec = avcodec_find_encoder(codec_id);
if (!codec) {
fprintf(stderr, "codec not found\n");
fprintf(stderr, "Codec not found\n");
exit(1);
}
@ -363,13 +363,13 @@ static void video_encode_example(const char *filename, int codec_id)
/* open it */
if (avcodec_open2(c, codec, NULL) < 0) {
fprintf(stderr, "could not open codec\n");
fprintf(stderr, "Could not open codec\n");
exit(1);
}
f = fopen(filename, "wb");
if (!f) {
fprintf(stderr, "could not open %s\n", filename);
fprintf(stderr, "Could not open %s\n", filename);
exit(1);
}
@ -387,7 +387,7 @@ static void video_encode_example(const char *filename, int codec_id)
ret = av_image_alloc(picture->data, picture->linesize, c->width, c->height,
c->pix_fmt, 32);
if (ret < 0) {
fprintf(stderr, "could not alloc raw picture buffer\n");
fprintf(stderr, "Could not allocate raw picture buffer\n");
exit(1);
}
@ -419,12 +419,12 @@ static void video_encode_example(const char *filename, int codec_id)
/* encode the image */
ret = avcodec_encode_video2(c, &pkt, picture, &got_output);
if (ret < 0) {
fprintf(stderr, "error encoding frame\n");
fprintf(stderr, "Error encoding frame\n");
exit(1);
}
if (got_output) {
printf("encoding frame %3d (size=%5d)\n", i, pkt.size);
printf("Write frame %3d (size=%5d)\n", i, pkt.size);
fwrite(pkt.data, 1, pkt.size, f);
av_free_packet(&pkt);
}
@ -436,12 +436,12 @@ static void video_encode_example(const char *filename, int codec_id)
ret = avcodec_encode_video2(c, &pkt, NULL, &got_output);
if (ret < 0) {
fprintf(stderr, "error encoding frame\n");
fprintf(stderr, "Error encoding frame\n");
exit(1);
}
if (got_output) {
printf("write frame %3d (size=%5d)\n", i, pkt.size);
printf("Write frame %3d (size=%5d)\n", i, pkt.size);
fwrite(pkt.data, 1, pkt.size, f);
av_free_packet(&pkt);
}
@ -496,7 +496,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
/* find the mpeg1 video decoder */
codec = avcodec_find_decoder(AV_CODEC_ID_MPEG1VIDEO);
if (!codec) {
fprintf(stderr, "codec not found\n");
fprintf(stderr, "Codec not found\n");
exit(1);
}
@ -510,7 +510,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
/* open it */
if (avcodec_open2(c, codec, NULL) < 0) {
fprintf(stderr, "could not open codec\n");
fprintf(stderr, "Could not open codec\n");
exit(1);
}
@ -518,7 +518,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
f = fopen(filename, "rb");
if (!f) {
fprintf(stderr, "could not open %s\n", filename);
fprintf(stderr, "Could not open %s\n", filename);
exit(1);
}
@ -557,7 +557,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
exit(1);
}
if (got_picture) {
printf("saving frame %3d\n", frame);
printf("Saving frame %3d\n", frame);
fflush(stdout);
/* the picture is allocated by the decoder. no need to
@ -579,7 +579,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
avpkt.size = 0;
len = avcodec_decode_video2(c, picture, &got_picture, &avpkt);
if (got_picture) {
printf("saving last frame %3d\n", frame);
printf("Saving last frame %3d\n", frame);
fflush(stdout);
/* the picture is allocated by the decoder. no need to